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  Plantae
    Viridiplantae
     Streptophyta
     Embryophyta
      Tracheophyta
        Spermatophytina
            Magnoliopsida
                  Caryophyllanae
                    Caryophyllales
                           [Aizoales]
                           [Alsinales]
                           [Amaranthales]
                           [Ancistrocladales]
                           [Atriplicales]
                           [Cactales]
                           [Chenopodiales]
                           [Dioncophyllales]
                           [Droserales]
                           [Frankeniales]
                           [Illecebrales]
                           [Mesembryanthemales]
                           [Nepenthales]
                           [Nyctaginales]
                           [Opuntiales]
                           [Paronychiales]
                           [Petiveriales]
                           [Physenales]
                           [Phytolaccales]
                           [Plumbaginales]
                           [Polygonales]
                           [Portulacales]
                           [Reaumuriales]
                           [Rhabdodendrales]
                           [Riviniales]
                           [Scleranthales]
                           [Silenales]
                           [Simmondsiales]
                           [Staticales]
                           [Stellariales]
                           [Tamaricales]
                           [Telephiales]
                            Cactaceae
                                     Acanthocereus
                                           [Monvillea]
                                             Acanthocereus tetragonus
                                                   [Acanthocereus baxaniensis]
                                                   [Acanthocereus colombianus]
                                                   [Acanthocereus floridanus]
                                                   [Acanthocereus horridus]
                                                   [Acanthocereus occidentalis]
                                                   [Acanthocereus pentagonus]
                                                   [Acanthocereus subinermis]
                                                   [Cactus pentagonus]
                                     Acharagma
                                             Acharagma aguirreanum
                                                   [Escobaria aguirreana]
                                                   [Gymnocactus aguirreanus]
                                                   [Thelocactus aguirreanus]
                                             Acharagma roseanum
                                                   [Echinocactus roseanus]
                                                   [Escobaria roseana ssp. roseana]
                                                   [Escobaria roseana]
                                                   [Gymnocactus roseanus]
                                                   [Thelocactus roseanus]
                                               Acharagma roseanum ssp. galeanense
                                                     [Escobaria roseana ssp. galeanensis]
                                               Acharagma roseanum ssp. roseanum
                                     Ariocarpus
                                           [Anhalonium]
                                           [Roseocactus]
                                             Ariocarpus agavoides
                                                   [Neogomesia agavoides]
                                             Ariocarpus bravoanus
                                               Ariocarpus bravoanus ssp. bravoanus
                                               Ariocarpus bravoanus ssp. hintonii
                                                     [Ariocarpus fissuratus var. hintonii]
                                             Ariocarpus fissuratus
                                                   [Ariocarpus fissuratus var. fissuratus]
                                                   [Ariocarpus fissuratus var. lloydii]
                                                   [Mammillaria fissurata]
                                                   [Roseocactus fissuratus]
                                                   [Roseocactus intermedius]
                                                   [Roseocactus lloydii]
                                             Ariocarpus kotschoubeyanus
                                                   [Roseocactus kotschoubeyanus ssp. macdowellii]
                                                   [Roseocactus kotschoubeyanus var. albiflorus]
                                                   [Roseocactus kotschoubeyanus var. macdowellii]
                                                   [Roseocactus kotschoubeyanus]
                                             Ariocarpus retusus
                                                   [Anhalonium furfuraceum]
                                                   [Ariocarpus retusus ssp. retusus]
                                                   [Ariocarpus retusus var. retusus]
                                             Ariocarpus scaphirostris
                                                   [Ariocarpus scapharostris]
                                                   [Ariocarpus scapharostrus]
                                             Ariocarpus trigonus
                                                   [Anhalonium trigonum]
                                                   [Ariocarpus retusus ssp. trigonus]
                                     Armatocereus
                                             Armatocereus arduus
                                             Armatocereus brevispinus
                                             Armatocereus cartwrightianus
                                                   [Lemaireocereus cartwrightianus]
                                             Armatocereus godingianus
                                               Armatocereus godingianus ssp. brevispinus
                                               Armatocereus godingianus ssp. godingianus
                                             Armatocereus laetus
                                                   [Armatocereus oligogonus]
                                                   [Lemaireocereus laetus]
                                             Armatocereus matucanensis
                                                   [Armatocereus arboreus]
                                                   [Armatocereus churinensis]
                                                   [Armatocereus mataranus ssp. ancashensis]
                                                   [Armatocereus mataranus ssp. mataranus]
                                                   [Armatocereus mataranus var. ancashensis]
                                                   [Armatocereus mataranus]
                                             Armatocereus procerus
                                             Armatocereus rauhii
                                                   [Armatocereus rupicola]
                                               Armatocereus rauhii ssp. balsasensis
                                               Armatocereus rauhii ssp. rauhii
                                             Armatocereus riomajensis
                                     Arrojadoa
                                             Arrojadoa X albiflora
                                             Arrojadoa dinae
                                                   [Arrojadoa beateae]
                                                   [Arrojadoa dinae ssp. dinae]
                                                   [Arrojadoa dinae ssp. nana]
                                                   [Arrojadoa dinae var. nana]
                                                   [Arrojadoa multiflora]
                                             Arrojadoa eriocaulis
                                                   [Arrojadoa dinae ssp. eriocaulis]
                                                   [Arrojadoa eriocaulis ssp. albicoronata]
                                                   [Arrojadoa multiflora ssp. hofackeriana]
                                             Arrojadoa marylaniae
                                             Arrojadoa penicillata
                                             Arrojadoa rhodantha
                                                   [Arrojadoa aureispina var. anguinea]
                                                   [Arrojadoa aureispina var. guanambensis]
                                                   [Arrojadoa aureispina]
                                                   [Arrojadoa canudosensis]
                                                   [Arrojadoa horstiana]
                                                   [Arrojadoa rhodantha ssp. aureispina]
                                                   [Arrojadoa rhodantha ssp. canudosensis]
                                                   [Arrojadoa rhodantha ssp. reflexa]
                                                   [Arrojadoa rhodantha var. theunisseniana]
                                     Arthrocereus
                                             Arthrocereus glaziovii
                                                   [Arthrocereus campos-portoi]
                                                   [Arthrocereus damazioi]
                                                   [Arthrocereus densiaculeatus]
                                                   [Arthrocereus itabiriticola]
                                                   [Leocereus glaziovii]
                                             Arthrocereus melanurus
                                                   [Leocereus melanurus]
                                               Arthrocereus melanurus ssp. magnus
                                               Arthrocereus melanurus ssp. melanurus
                                               Arthrocereus melanurus ssp. odorus
                                             Arthrocereus odorus
                                             Arthrocereus rondonianus
                                             Arthrocereus spinosissimus
                                                   [Eriocereus spinosissimus]
                                     Astrophytum
                                           [Digitostigma]
                                             Astrophytum asterias
                                                   [Echinocactus asterias]
                                             Astrophytum capricorne
                                                   [Astrophytum senile]
                                             Astrophytum caput-medusae
                                                   [Digitostigma caput-medusae]
                                             Astrophytum coahuilense
                                                   [Echinocactus myriostigma ssp. coahuilensis]
                                             Astrophytum myriostigma
                                                   [Astrophytum columnare]
                                                   [Astrophytum myriostigma var. potosinum]
                                                   [Astrophytum myriostigma var. tulense]
                                                   [Astrophytum tulense]
                                             Astrophytum ornatum
                                     Austrocactus
                                           [Austrocactus coxii]
                                             Austrocactus bertinii
                                                   [Austrocactus dusenii]
                                                   [Austrocactus gracilis]
                                                   [Austrocactus hibernus]
                                                   [Austrocactus patagonicus]
                                             Austrocactus philippii
                                                   [Erdisia philippii]
                                             Austrocactus spiniflorus
                                                   [Corryocactus spiniflorus]
                                                   [Erdisia spiniflora]
                                                   [Opuntia spiniflora]
                                     Austrocylindropuntia
                                             Austrocylindropuntia cylindrica
                                                   [Austrocylindropuntia intermedia]
                                                   [Cactus cylindricus]
                                                   [Cylindropuntia intermedia]
                                                   [Opuntia bradleyi]
                                                   [Opuntia cylindrica]
                                             Austrocylindropuntia exaltata
                                             Austrocylindropuntia floccosa
                                                   [Austrocylindropuntia hirschii]
                                                   [Austrocylindropuntia lauliacoana]
                                                   [Austrocylindropuntia machacana]
                                                   [Austrocylindropuntia punta-caillan]
                                                   [Austrocylindropuntia tephrocactoides]
                                                   [Austrocylindropuntia yanganucensis]
                                                   [Opuntia blancii]
                                                   [Opuntia crispicrinita]
                                                   [Opuntia cylindrolanata]
                                                   [Opuntia floccosa]
                                                   [Opuntia hirschii]
                                                   [Opuntia pseudoudonis]
                                                   [Opuntia punta-caillan]
                                                   [Opuntia rauhii]
                                                   [Opuntia tephrocactoides]
                                                   [Opuntia udonis]
                                                   [Opuntia verticosa]
                                                   [Opuntia yanganucensis]
                                                   [Tephrocactus atroviridis]
                                                   [Tephrocactus blancii]
                                                   [Tephrocactus crispicrinitus]
                                                   [Tephrocactus cylindrolanatus]
                                                   [Tephrocactus floccosus]
                                                   [Tephrocactus hirschii]
                                                   [Tephrocactus pseudoudonis]
                                                   [Tephrocactus punta-caillan]
                                                   [Tephrocactus rauhii]
                                                   [Tephrocactus udonis]
                                                   [Tephrocactus verticosus]
                                                   [Tephrocactus yanganucensis]
                                             Austrocylindropuntia lagopus
                                                   [Austrocylindropuntia malyana]
                                                   [Opuntia lagopus]
                                                   [Tephrocactus lagopus]
                                                   [Tephrocactus malyanus]
                                             Austrocylindropuntia pachypus
                                                   [Opuntia pachypus]
                                             Austrocylindropuntia shaferi
                                                   [Austrocylindropuntia humahuacana]
                                                   [Austrocylindropuntia steiniana]
                                                   [Austrocylindropuntia weingartiana]
                                                   [Cylindropuntia humahuacana]
                                                   [Cylindropuntia weingartiana]
                                                   [Opuntia shaferi]
                                             Austrocylindropuntia subulata
                                                   [Opuntia subulata]
                                                   [Pereskia subulata]
                                               Austrocylindropuntia subulata ssp. exaltata
                                                     [Opuntia subulata var. exaltata]
                                               Austrocylindropuntia subulata ssp. subulata
                                             Austrocylindropuntia verschaffeltii
                                                   [Austrocylindropuntia haematacantha]
                                                   [Austrocylindropuntia inarmata]
                                                   [Cylindropuntia haematacantha]
                                                   [Opuntia posnanskyana]
                                                   [Opuntia steiniana]
                                                   [Opuntia verschaffeltii]
                                             Austrocylindropuntia vestita
                                                   [Austrocylindropuntia chuquisacana]
                                                   [Austrocylindropuntia teres]
                                                   [Cylindropuntia teres]
                                                   [Opuntia chuquisacana]
                                                   [Opuntia heteromorpha]
                                                   [Opuntia vestita]
                                                   [Tephrocactus heteromorphus]
                                     Aztekium
                                             Aztekium hintonii
                                             Aztekium ritteri
                                                   [Echinocactus ritteri]
                                     Backebergia
                                     Bergerocactus
                                             Bergerocactus emoryi
                                                   [Bergerocereus emoryi]
                                     Bergerocereus
                                     Blossfeldia
                                             Blossfeldia liliputana
                                                   [Blossfeldia liliputana var. atroviridis]
                                                   [Blossfeldia liliputana var. campaniflora]
                                                   [Blossfeldia liliputana var. fechseri]
                                                   [Blossfeldia minima]
                                                   [Blossfeldia pedicellata]
                                                   [Parodia liliputana]
                                     Brachycereus
                                             Brachycereus nesioticus
                                     Brasilicereus
                                             Brasilicereus markgrafii
                                             Brasilicereus phaeacanthus
                                                   [Brasilicereus breviflorus]
                                                   [Brasilicereus phaeacanthus ssp. breviflorus]
                                                   [Cephalocereus phaeacanthus]
                                     Brasiliopuntia
                                             Brasiliopuntia brasiliensis
                                                   [Brasiliopuntia bahiensis]
                                                   [Brasiliopuntia neoargentina]
                                                   [Brasiliopuntia schulzii]
                                                   [Brasiliopuntia subacarpa]
                                                   [Cactus brasiliensis]
                                                   [Opuntia bahiensis]
                                                   [Opuntia brasiliensis ssp. bahiensis]
                                                   [Opuntia brasiliensis ssp. subacarpa]
                                                   [Opuntia brasiliensis]
                                                   [Opuntia neoargentina]
                                                   [Opuntia schulzii]
                                     Browningia
                                           [Azureocereus]
                                           [Clistanthocereus]
                                           [Gymnanthocereus]
                                           [Gymnocereus]
                                             Browningia altissima
                                                   [Gymnanthocereus altissimus]
                                             Browningia amstutziae
                                             Browningia candelaris
                                               Browningia candelaris ssp. candelaris
                                               Browningia candelaris ssp. icaensis
                                             Browningia chlorocarpa
                                                   [Cactus chlorocarpus]
                                                   [Seticereus chlorocarpus]
                                             Browningia columnaris
                                             Browningia hertlingiana
                                                   [Azureocereus hertlingianus]
                                                   [Browningia viridis]
                                                   [Clistanthocereus hertlingianus]
                                             Browningia icaensis
                                             Browningia microsperma
                                                   [Browningia albiceps]
                                                   [Gymnocereus amstutziae]
                                                   [Gymnocereus microspermus]
                                             Browningia pilleifera
                                                   [Gymnanthocereus macracanthus]
                                                   [Gymnanthocereus pilleifer]
                                             Browningia riosaniensis
                                     Calymmanthium
                                             Calymmanthium substerile
                                     Carnegiea
                                           [Carnegia]
                                             Carnegiea euphorbioides
                                             Carnegiea gigantea
                                                   [Carnegia gigantea]
                                     Castellanosia
                                             Castellanosia caineana
                                                   [Browningia caineana]
                                     Cephalocereus
                                           [Haseltonia]
                                           [Neodawsonia]
                                           [Pilocereus]
                                             Cephalocereus apicicephalium
                                                   [Cephalocereus nizandensis]
                                                   [Cephalocereus totolapensis]
                                                   [Neodawsonia nizandensis]
                                                   [Neodawsonia totolapensis]
                                             Cephalocereus columna-trajani
                                                   [Cephalocereus hoppenstedtii]
                                                   [Haseltonia columna-trajani]
                                                   [Pachycereus columna-trajani]
                                             Cephalocereus deeringii
                                             Cephalocereus delaetii
                                             Cephalocereus keyensis
                                             Cephalocereus senilis
                                             Cephalocereus smithianus
                                             Cephalocereus zehnteri
                                     Cipocereus
                                           [Floribunda]
                                             Cipocereus bradei
                                                   [Pilocereus bradei]
                                                   [Pilosocereus bradei]
                                                   [Pseudopilocereus bradei]
                                             Cipocereus crassisepalus
                                                   [Piptanthocereus crassisepalus]
                                             Cipocereus laniflorus
                                             Cipocereus minensis
                                                   [Pilosocereus minensis]
                                               Cipocereus minensis ssp. leiocarpus
                                               Cipocereus minensis ssp. minensis
                                                     [Cipocereus minensis ssp. pleurocarpus]
                                             Cipocereus pleurocarpus
                                             Cipocereus pusilliflorus
                                                   [Floribunda pusilliflora]
                                                   [Pilosocereus pusilliflorus]
                                     Cleistocactus
                                           [Bolivicereus]
                                           [Borzicactus]
                                           [Cephalocleistocactus]
                                           [Hildewintera]
                                           [Loxanthocereus]
                                           [Seticereus]
                                           [Seticleistocactus]
                                             Cleistocactus acanthurus
                                                   [Borzicactus acanthurus]
                                                   [Loxanthocereus acanthurus]
                                               Cleistocactus acanthurus ssp. acanthurus
                                                     [Loxanthocereus neglectus var. chimbotensis]
                                               Cleistocactus acanthurus ssp. faustianus
                                               Cleistocactus acanthurus ssp. pullatus
                                             Cleistocactus anguinus
                                             Cleistocactus ayopayanus
                                             Cleistocactus baumannii
                                               Cleistocactus baumannii ssp. baumannii
                                               Cleistocactus baumannii ssp. horstii
                                               Cleistocactus baumannii ssp. santacruzensis
                                                     [Cleistocactus baumannii ssp. anguinus]
                                                     [Cleistocactus baumannii ssp. chacoanus]
                                                     [Cleistocactus baumannii ssp. croceiflorus]
                                             Cleistocactus brookeae
                                                   [Cleistocactus wendlandiorum]
                                               Cleistocactus brookeae ssp. brookeae
                                               Cleistocactus brookeae ssp. vulpis-cauda
                                             Cleistocactus bruneispinus
                                             Cleistocactus buchtienii
                                                   [Cephalocleistocactus pallidus]
                                                   [Cleistocactus angosturensis]
                                                   [Cleistocactus orthogonus]
                                                   [Cleistocactus palhuayensis]
                                                   [Cleistocactus ressinianus]
                                                   [Cleistocactus sucrensis]
                                                   [Cleistocactus tupizensis]
                                                   [Cleistocactus viridiflorus]
                                             Cleistocactus candelilla
                                                   [Cleistocactus dependens]
                                                   [Cleistocactus ianthinus]
                                                   [Cleistocactus pojoensis]
                                                   [Cleistocactus vallegrandensis]
                                                   [Seticleistocactus dependens]
                                               Cleistocactus candelilla ssp. candelilla
                                               Cleistocactus candelilla ssp. piraymirensis
                                             Cleistocactus chacoanus
                                             Cleistocactus chrysocephalus
                                                   [Cephalocleistocactus chrysocephalus]
                                             Cleistocactus compactus
                                             Cleistocactus croceiflorus
                                             Cleistocactus erectispinus
                                             Cleistocactus fieldianus
                                                   [Borzicactus fieldianus]
                                                   [Clistanthocereus fieldianus]
                                               Cleistocactus fieldianus ssp. fieldianus
                                               Cleistocactus fieldianus ssp. tessellatus
                                             Cleistocactus flavispinus
                                             Cleistocactus grossei
                                             Cleistocactus hildegardiae
                                             Cleistocactus hoffmannii
                                                   [Loxanthocereus hoffmannii]
                                             Cleistocactus horstii
                                             Cleistocactus hyalacanthus
                                                   [Cleistocactus azerensis]
                                                   [Cleistocactus jujuyensis]
                                               Cleistocactus hyalacanthus ssp. hyalacanthus
                                               Cleistocactus hyalacanthus ssp. tarijensis
                                             Cleistocactus hystrix
                                                   [Cleistocactus clavispinus]
                                                   [Cleistocactus peculiaris]
                                                   [Loxanthocereus canetensis]
                                                   [Loxanthocereus deserticola]
                                                   [Loxanthocereus ferrugineus]
                                                   [Loxanthocereus hystrix]
                                                   [Loxanthocereus montanus]
                                                   [Loxanthocereus peculiaris]
                                             Cleistocactus icosagonus
                                                   [Borzicactus aurivillus]
                                                   [Borzicactus icosagonus]
                                                   [Cleistocactus X crassiserpens]
                                                   [Cleistocactus humboldtii]
                                                   [Cleistocactus roseiflorus]
                                                   [Loxanthocereus trujilloensis]
                                                   [Seticereus humboldtii]
                                                   [Seticereus icosagonus]
                                             Cleistocactus jajoanus
                                                   [Borzicactus jajoanus]
                                                   [Loxanthocereus jajoianus]
                                                   [Loxanthocereus riomajensis]
                                             Cleistocactus laniceps
                                             Cleistocactus leonensis
                                             Cleistocactus longiserpens
                                             Cleistocactus luribayensis
                                                   [Cleistocactus glaucus]
                                                   [Cleistocactus granjaensis]
                                             Cleistocactus micropetalus
                                             Cleistocactus morawetzianus
                                                   [Cleistocactus villaazuensis]
                                                   [Cleistocactus villaazulensis]
                                                   [Corryocactus heteracanthus]
                                             Cleistocactus muyurinensis
                                             Cleistocactus neoroezlii
                                                   [Borzicactus neoroezlii]
                                                   [Cleistocactus serpens]
                                             Cleistocactus pachycladus
                                                   [Loxanthocereus pachycladus]
                                                   [Loxanthocereus piscoensis]
                                                   [Loxanthocereus yauyosensis]
                                                   [Oreocereus piscoensis]
                                             Cleistocactus paraguariensis
                                             Cleistocactus parapetiensis
                                             Cleistocactus parviflorus
                                                   [Cleistocactus areolatus]
                                                   [Cleistocactus fusiflorus]
                                                   [Cleistocactus herzogianus]
                                             Cleistocactus piraymirensis
                                             Cleistocactus plagiostoma
                                                   [Borzicactus plagiostoma]
                                                   [Borzicactus purpureus]
                                                   [Borzicactus samnensis]
                                                   [Cleistocactus fieldianus ssp. samnensis]
                                                   [Clistanthocereus samnensis]
                                             Cleistocactus pungens
                                                   [Cleistocactus brevispinus]
                                                   [Loxanthocereus brevispinus]
                                             Cleistocactus pycnacanthus
                                                   [Cleistocactus morawetzianus var. pycnacanthus]
                                             Cleistocactus reae
                                             Cleistocactus ritteri
                                                   [Cephalocleistocactus ritteri]
                                             Cleistocactus samaipatanus
                                                   [Bolivicereus brevicaulis]
                                                   [Bolivicereus croceus]
                                                   [Bolivicereus rufus]
                                                   [Bolivicereus samaipatanus]
                                                   [Borzicactus samaipatanus]
                                             Cleistocactus santacruzensis
                                             Cleistocactus sepium
                                                   [Borzicactus aequatorialis]
                                                   [Borzicactus morleyanus]
                                                   [Borzicactus sepium]
                                                   [Borzicactus ventimigliae]
                                                   [Borzicactus websterianus var. rufispinus]
                                                   [Borzicactus websterianus]
                                                   [Cactus sepium]
                                                   [Cleistocactus chotaensis]
                                                   [Cleistocactus roezlii]
                                             Cleistocactus sextonianus
                                                   [Borzicactus sextonianus]
                                                   [Erdisia sextoniana]
                                                   [Loxanthocereus aticensis]
                                                   [Loxanthocereus camanaensis]
                                                   [Loxanthocereus nanus]
                                                   [Loxanthocereus puquiensis]
                                                   [Loxanthocereus sextonianus]
                                                   [Loxanthocereus splendens]
                                                   [Loxanthocereus variabilis]
                                             Cleistocactus smaragdiflorus
                                                   [Cleistocactus ferrarii]
                                             Cleistocactus strausii
                                                   [Pilocereus strausii]
                                             Cleistocactus sulcifer
                                                   [Borzicactus pseudothelegonus]
                                                   [Borzicactus sulcifer]
                                                   [Cleistocactus granditessellatus]
                                                   [Loxanthocereus granditessellatus]
                                                   [Loxanthocereus otuscensis]
                                                   [Loxanthocereus parvitesselatus]
                                                   [Loxanthocereus sulcifer]
                                             Cleistocactus tarijensis
                                             Cleistocactus tenuiserpens
                                                   [Borzicactus tenuiserpens]
                                             Cleistocactus tominensis
                                                   [Cleistocactus capadalensis]
                                                   [Cleistocactus clavicaulis]
                                                   [Cleistocactus crassicaulis]
                                                   [Cleistocactus mendozae]
                                                   [Cleistocactus viridialabastri]
                                               Cleistocactus tominensis ssp. micropetalus
                                               Cleistocactus tominensis ssp. tominensis
                                             Cleistocactus varispinus
                                                   [Cephalocleistocactus schattatianus]
                                             Cleistocactus vulpis-cauda
                                             Cleistocactus winteri
                                               Cleistocactus winteri ssp. colademono
                                               Cleistocactus winteri ssp. winteri
                                             Cleistocactus xylorhizus
                                                   [Loxanthocereus xylorhizus]
                                     Coleocephalocereus
                                           [Austrocephalocereus]
                                           [Buiningia]
                                             Coleocephalocereus aureus
                                                   [Buiningia brevicylindrica]
                                                   [Coleocephalocereus brevicylindricus]
                                                   [Coleocephalocereus elongatus]
                                             Coleocephalocereus braunii
                                             Coleocephalocereus buxbaumianus
                                               Coleocephalocereus buxbaumianus ssp. buxbaumianus
                                               Coleocephalocereus buxbaumianus ssp. flavisetus
                                             Coleocephalocereus decumbens
                                             Coleocephalocereus diersianus
                                             Coleocephalocereus estevesii
                                             Coleocephalocereus flavisetus
                                             Coleocephalocereus fluminensis
                                                   [Austrocephalocereus fluminensis]
                                                   [Cephalocereus fluminensis]
                                               Coleocephalocereus fluminensis ssp. decumbens
                                               Coleocephalocereus fluminensis ssp. fluminensis
                                                     [Coleocephalocereus fluminensis ssp. braamhaarii]
                                                     [Coleocephalocereus fluminensis ssp. paulensis]
                                                     [Coleocephalocereus fluminensis var. braamhaarii]
                                             Coleocephalocereus goebelianus
                                             Coleocephalocereus pluricostatus
                                                   [Coleocephalocereus pluricostatus ssp. uebelmanniorum]
                                                   [Coleocephalocereus uebelmanniorum]
                                             Coleocephalocereus purpureus
                                                   [Buiningia purpurea]
                                     Consolea
                                             Consolea corallicola
                                             Consolea macracantha
                                                   [Consolea falcata]
                                                   [Consolea microcarpa]
                                                   [Consolea millspaughii ssp. caymanensis]
                                                   [Consolea millspaughii var. caymanensis]
                                                   [Consolea millspaughii]
                                                   [Consolea nashii ssp. gibarensis]
                                                   [Consolea nashii]
                                                   [Consolea picardae]
                                                   [Opuntia falcata]
                                                   [Opuntia macracantha]
                                                   [Opuntia millspaughii]
                                                   [Opuntia nashii]
                                                   [Opuntia picardae]
                                             Consolea moniliformis
                                                   [Consolea moniliformis ssp. guantanamana]
                                                   [Opuntia haitiensis]
                                                   [Opuntia moniliformis]
                                                   [Opuntia testudinis var. crus]
                                                   [Opuntia urbaniana]
                                             Consolea rubescens
                                                   [Opuntia rubescens]
                                             Consolea spinosissima
                                                   [Cactus spinosissimus]
                                                   [Opuntia spinosissima]
                                     Copiapoa
                                           [Copiapoa macracantha]
                                           [Pilocopiapoa]
                                             Copiapoa ahremephiana
                                             Copiapoa atacamensis
                                             Copiapoa boliviana
                                             Copiapoa calderiana
                                                   [Copiapoa calderana]
                                               Copiapoa calderiana ssp. atacamensis
                                               Copiapoa calderiana ssp. calderiana
                                                     [Copiapoa calderana ssp. calderana]
                                             Copiapoa cinerascens
                                                   [Copiapoa copiapensis]
                                             Copiapoa cinerea
                                               Copiapoa cinerea ssp. cinerea
                                               Copiapoa cinerea ssp. columna-alba
                                               Copiapoa cinerea ssp. haseltoniana
                                                     [Copiapoa cinerea var. gigantea]
                                             Copiapoa columna-alba
                                             Copiapoa coquimbana
                                                   [Copiapoa alticostata]
                                                   [Copiapoa pendulina]
                                                   [Copiapoa pepiniana]
                                                   [Copiapoa pseudocoquimbana]
                                                   [Copiapoa vallenarensis]
                                                   [Echinocactus coquimbanus]
                                             Copiapoa dealbata
                                                   [Copiapoa carrizalensis]
                                                   [Copiapoa cinerea ssp. dealbata]
                                                   [Copiapoa cinerea var. dealbata]
                                                   [Copiapoa malletiana]
                                             Copiapoa decorticans
                                             Copiapoa desertorum
                                             Copiapoa echinata
                                             Copiapoa echinoides
                                                   [Copiapoa bridgesii]
                                                   [Copiapoa cuprea]
                                                   [Copiapoa cupreata]
                                                   [Copiapoa dura]
                                             Copiapoa eremophila
                                             Copiapoa esmeraldana
                                             Copiapoa fiedleriana
                                                   [Echinocactus fiedlerianus]
                                             Copiapoa gigantea
                                             Copiapoa grandiflora
                                                   [Copiapoa montana ssp. grandiflora]
                                             Copiapoa haseltoniana
                                             Copiapoa hornilloensis
                                             Copiapoa humilis
                                                   [Copiapoa chanaralensis]
                                                   [Copiapoa chaniaralensis]
                                                   [Copiapoa longispina]
                                                   [Echinocactus humilis]
                                               Copiapoa humilis ssp. humilis
                                                     [Copiapoa humilis ssp. australis]
                                               Copiapoa humilis ssp. tenuissima
                                                     [Copiapoa hypogaea ssp. tenuissima]
                                               Copiapoa humilis ssp. tocopillana
                                               Copiapoa humilis ssp. variispinata
                                             Copiapoa hypogaea
                                               Copiapoa hypogaea ssp. hypogaea
                                               Copiapoa hypogaea ssp. laui
                                             Copiapoa krainziana
                                                   [Copiapoa cinerea ssp. krainziana]
                                                   [Copiapoa cinerea var. krainziana]
                                             Copiapoa laui
                                             Copiapoa lembckei
                                             Copiapoa longistaminea
                                                   [Copiapoa calderana ssp. longistaminea]
                                                   [Copiapoa calderiana ssp. longistaminea]
                                                   [Copiapoa cinerea ssp. longistaminea]
                                                   [Copiapoa cinerea var. longistaminea]
                                             Copiapoa marginata
                                                   [Copiapoa streptocaulon]
                                             Copiapoa megarhiza
                                               Copiapoa megarhiza var. echinata
                                               Copiapoa megarhiza var. megarhiza
                                             Copiapoa melanohystrix
                                             Copiapoa montana
                                                   [Copiapoa mollicula]
                                                   [Copiapoa montana ssp. montana]
                                                   [Copiapoa olivana]
                                                   [Copiapoa rarissima]
                                             Copiapoa paposoensis
                                             Copiapoa rubriflora
                                             Copiapoa rupestris
                                             Copiapoa serpentisulcata
                                             Copiapoa solaris
                                                   [Copiapoa ferox]
                                                   [Pilocopiapoa solaris]
                                             Copiapoa taltalensis
                                                   [Copiapoa aphanes]
                                                   [Echinocactus taltalensis]
                                               Copiapoa taltalensis ssp. desertorum
                                               Copiapoa taltalensis ssp. taltalensis
                                             Copiapoa tenebrosa
                                             Copiapoa tenuissima
                                             Copiapoa tocopillana
                                             Copiapoa totoralensis
                                             Copiapoa variispinata
                                             Copiapoa varispinata
                                     Corryocactus
                                           [Erdisia]
                                             Corryocactus apiciflorus
                                                   [Corryocactus huincoensis]
                                                   [Corryocactus matucanensis]
                                                   [Corryocactus melaleucus]
                                                   [Corryocactus solitarius]
                                                   [Corryocactus tenuiculus]
                                                   [Erdisia apiciflora]
                                                   [Erdisia fortalezensis]
                                                   [Erdisia tenuicula]
                                             Corryocactus aureus
                                                   [Borzicactus pisacensis]
                                                   [Borzicactus soukupii]
                                                   [Corryocactus acervatus]
                                                   [Corryocactus cuajonesensis]
                                                   [Corryocactus megarhizus]
                                                   [Corryocactus prostratus]
                                                   [Erdisia aureispina]
                                                   [Erdisia meyenii]
                                             Corryocactus ayacuchoensis
                                             Corryocactus brachypetalus
                                             Corryocactus brevistylus
                                                   [Corryocactus brevispinus]
                                                   [Corryocactus brevistylus ssp. brevistylus]
                                                   [Corryocactus brevistylus ssp. puquiensis]
                                                   [Corryocactus brevistylus var. puquiensis]
                                                   [Corryocactus krausii]
                                                   [Corryocactus pachycladus]
                                                   [Corryocactus puquiensis]
                                             Corryocactus chachapoyensis
                                             Corryocactus erectus
                                                   [Erdisia erecta]
                                             Corryocactus melanotrichus
                                                   [Corryocactus ayopayanus]
                                                   [Corryocactus charazanensis]
                                                   [Corryocactus otuyensis]
                                                   [Corryocactus perezianus]
                                                   [Corryocactus pulquinensis]
                                             Corryocactus quadrangularis
                                                   [Erdisia quadrangularis]
                                             Corryocactus serpens
                                             Corryocactus squarrosus
                                                   [Corryocactus brachycladus]
                                                   [Corryocactus chavinilloensis]
                                                   [Corryocactus gracilis]
                                                   [Corryocactus maximus]
                                                   [Corryocactus odoratus]
                                                   [Corryocactus pilispinus]
                                                   [Corryocactus pyroporphyranthus]
                                                   [Corryocactus quivillanus]
                                                   [Erdisia maxima]
                                                   [Erdisia squarrosa]
                                             Corryocactus tarijensis
                                     Corynopuntia
                                           [Marenopuntia]
                                             Corynopuntia bulbispina
                                                   [Grusonia bulbispina]
                                                   [Opuntia bulbispina]
                                             Corynopuntia invicta
                                                   [Grusonia invicta]
                                                   [Opuntia invicta]
                                             Corynopuntia marenae
                                                   [Grusonia marenae]
                                                   [Marenopuntia marenae]
                                                   [Opuntia marenae]
                                             Corynopuntia moelleri
                                                   [Grusonia moelleri]
                                                   [Opuntia moelleri]
                                             Corynopuntia reflexispina
                                                   [Grusonia reflexispina]
                                                   [Opuntia reflexispina]
                                             Corynopuntia vilis
                                                   [Opuntia vilis]
                                     Coryphantha
                                           [Cumarinia]
                                           [Escobrittonia]
                                           [Lepidocoryphantha]
                                           [Mammillaria scolymoides]
                                             Coryphantha albicolumnaria
                                             Coryphantha asperispina
                                             Coryphantha bumamma
                                             Coryphantha calipensis
                                             Coryphantha chaffeyi
                                             Coryphantha clavata
                                                   [Mammillaria clavata]
                                                   [Neolloydia clavata]
                                               Coryphantha clavata ssp. clavata
                                               Coryphantha clavata ssp. stipitata
                                             Coryphantha compacta
                                                   [Coryphantha palmeri]
                                                   [Mammillaria compacta]
                                             Coryphantha cornifera
                                                   [Coryphantha bernalensis]
                                                   [Coryphantha cornuta]
                                                   [Coryphantha maliterrarum]
                                                   [Coryphantha radians]
                                                   [Coryphantha schwarziana]
                                             Coryphantha cuencamensis
                                             Coryphantha dasyacantha
                                             Coryphantha delaetiana
                                                   [Coryphantha gladiispina]
                                                   [Coryphantha salm-dyckiana]
                                                   [Mammillaria delaetiana]
                                             Coryphantha delicata
                                                   [Coryphantha jaumavei]
                                                   [Coryphantha panarottoi]
                                             Coryphantha difficilis
                                                   [Coryphantha densispina]
                                                   [Mammillaria difficilis]
                                             Coryphantha durangensis
                                                   [Mammillaria durangensis]
                                               Coryphantha durangensis ssp. cuencamensis
                                               Coryphantha durangensis ssp. durangensis
                                             Coryphantha echinoidea
                                                   [Mammillaria echinoidea]
                                             Coryphantha echinus
                                                   [Coryphantha cornifera var. echinus]
                                                   [Coryphantha pectinata]
                                                   [Mammillaria echinus]
                                             Coryphantha elephantidens
                                               Coryphantha elephantidens ssp. bumamma
                                                     [Mammillaria elephantidens var. bumamma]
                                               Coryphantha elephantidens ssp. elephantidens
                                               Coryphantha elephantidens ssp. greenwoodii
                                             Coryphantha erecta
                                             Coryphantha garessii
                                             Coryphantha georgii
                                                   [Coryphantha grata]
                                                   [Coryphantha villarensis]
                                             Coryphantha glanduligera
                                                   [Coryphantha bergeriana]
                                                   [Mammillaria glanduligera]
                                             Coryphantha glassii
                                             Coryphantha gracilis
                                                   [Escobrittonia gracilis]
                                             Coryphantha greenwoodii
                                             Coryphantha henricksonii
                                             Coryphantha hintoniorum
                                               Coryphantha hintoniorum ssp. geoffreyi
                                               Coryphantha hintoniorum ssp. hintoniorum
                                             Coryphantha jalpanensis
                                             Coryphantha kracikii
                                             Coryphantha laui
                                             Coryphantha longicornis
                                                   [Coryphantha grandis]
                                             Coryphantha macromeris
                                                   [Lepidocoryphantha macromeris]
                                                   [Mammillaria macromeris]
                                               Coryphantha macromeris ssp. macromeris
                                                     [Coryphantha macromeris var. macromeris]
                                               Coryphantha macromeris ssp. runyonii
                                                     [Coryphantha macromeris var. runyonii]
                                                     [Lepidocoryphantha macromeris ssp. runyonii]
                                             Coryphantha maiz-tablasensis
                                             Coryphantha missouriensis
                                             Coryphantha muehlenpfordtii
                                             Coryphantha neglecta
                                             Coryphantha neoscheeri
                                             Coryphantha nickelsiae
                                                   [Coryphantha calochlora]
                                                   [Coryphantha sulcata var. nickelsiae]
                                                   [Mammillaria nickelsae]
                                                   [Mammillaria nickelsiae]
                                             Coryphantha octacantha
                                                   [Mammillaria octacantha]
                                             Coryphantha odorata
                                                   [Cumarinia odorata]
                                                   [Neolloydia odorata]
                                             Coryphantha orcuttii
                                             Coryphantha organensis
                                             Coryphantha ottonis
                                                   [Coryphantha bussleri]
                                                   [Coryphantha guerkeana]
                                             Coryphantha pallida
                                               Coryphantha pallida ssp. calipensis
                                               Coryphantha pallida ssp. pallida
                                             Coryphantha pirtlei
                                             Coryphantha poselgeriana
                                                   [Coryphantha valida]
                                                   [Echinocactus poselgerianus]
                                             Coryphantha potosiana
                                                   [Mammillaria potosiana]
                                             Coryphantha pseudoechinus
                                               Coryphantha pseudoechinus ssp. laui
                                               Coryphantha pseudoechinus ssp. pseudoechinus
                                             Coryphantha pseudonickelsae
                                                   [Coryphantha indensis]
                                             Coryphantha pseudoradians
                                             Coryphantha pulleineana
                                                   [Neolloydia pulleineana]
                                             Coryphantha pusilliflora
                                             Coryphantha pycnacantha
                                                   [Coryphantha andreae]
                                                   [Coryphantha conimamma]
                                                   [Coryphantha connivens]
                                                   [Mammillaria pycnacantha]
                                             Coryphantha ramillosa
                                                   [Mammillaria ramillosa]
                                               Coryphantha ramillosa ssp. ramillosa
                                               Coryphantha ramillosa ssp. santarosa
                                             Coryphantha recurvata
                                                   [Mammillaria recurvata]
                                             Coryphantha recurvispina
                                             Coryphantha reduncispina
                                             Coryphantha reduncuspina
                                             Coryphantha retusa
                                                   [Coryphantha melleospina]
                                             Coryphantha robustispina
                                               Coryphantha robustispina ssp. robustispina
                                                     [Coryphantha muehlenpfordtii ssp. robustispina]
                                                     [Coryphantha muehlenpfordtii var. robustispina]
                                                     [Coryphantha scheeri var. robustispina]
                                               Coryphantha robustispina ssp. scheeri
                                                     [Coryphantha robustispina ssp. uncinata]
                                                     [Coryphantha scheeri var. scheeri]
                                                     [Coryphantha scheeri var. uncinata]
                                                     [Coryphantha scheeri var. valida]
                                             Coryphantha runyonii
                                             Coryphantha salinensis
                                                   [Coryphantha borwigii]
                                                   [Echinocactus salinensis]
                                             Coryphantha scheeri
                                             Coryphantha sneedii
                                             Coryphantha sulcata
                                                   [Coryphantha obscura]
                                                   [Coryphantha roederiana]
                                                   [Coryphantha speciosa]
                                                   [Coryphantha sulcata var. sulcata]
                                                   [Mammillaria sulcata]
                                             Coryphantha sulcolanata
                                             Coryphantha tripugionacantha
                                             Coryphantha unicornis
                                             Coryphantha vaupeliana
                                             Coryphantha vogtherriana
                                             Coryphantha werdermannii
                                             Coryphantha wohlschlageri
                                     Cumulopuntia
                                             Cumulopuntia boliviana
                                                   [Cumulopuntia famatinensis]
                                                   [Cumulopuntia pampana]
                                                   [Maihueniopsis boliviana]
                                                   [Opuntia boliviana]
                                                   [Tephrocactus albiscoparius]
                                                   [Tephrocactus asplundii]
                                                   [Tephrocactus bolivianus]
                                                   [Tephrocactus melanacanthus]
                                               Cumulopuntia boliviana ssp. boliviana
                                               Cumulopuntia boliviana ssp. dactylifera
                                               Cumulopuntia boliviana ssp. echinacea
                                               Cumulopuntia boliviana ssp. ignescens
                                             Cumulopuntia chichensis
                                                   [Opuntia chichensis]
                                                   [Tephrocactus chichensis]
                                                   [Tephrocactus ferocior]
                                             Cumulopuntia dactylifera
                                             Cumulopuntia echinacea
                                             Cumulopuntia frigida
                                             Cumulopuntia fulvicoma
                                             Cumulopuntia galerasensis
                                             Cumulopuntia hystrix
                                             Cumulopuntia ignescens
                                             Cumulopuntia mistiensis
                                             Cumulopuntia pyrrhacantha
                                             Cumulopuntia recurvata
                                             Cumulopuntia rossiana
                                                   [Opuntia rossiana]
                                                   [Tephrocactus microclados]
                                             Cumulopuntia sphaerica
                                                   [Cumulopuntia alboareolata]
                                                   [Cumulopuntia berteroi]
                                                   [Cumulopuntia corotilla]
                                                   [Cumulopuntia crassicylindrica]
                                                   [Cumulopuntia ignota]
                                                   [Cumulopuntia kuehnrichiana]
                                                   [Cumulopuntia multiareolata]
                                                   [Cumulopuntia rauppiana]
                                                   [Cumulopuntia tubercularis]
                                                   [Cumulopuntia tumida]
                                                   [Cumulopuntia unguispina]
                                                   [Cumulopuntia zehnderi]
                                                   [Opuntia corotilla]
                                                   [Opuntia crassicylindrica]
                                                   [Opuntia leucophaea]
                                                   [Opuntia sphaerica]
                                                   [Opuntia tumida]
                                                   [Opuntia unguispina]
                                                   [Opuntia zehnderi]
                                                   [Tephrocactus alboareolatus]
                                                   [Tephrocactus corotilla]
                                                   [Tephrocactus crassicylindricus]
                                                   [Tephrocactus dimorphus]
                                                   [Tephrocactus kuehnrichianus]
                                                   [Tephrocactus mirus]
                                                   [Tephrocactus muellerianus]
                                                   [Tephrocactus multiareolatus]
                                                   [Tephrocactus sphaericus]
                                                   [Tephrocactus zehnderi]
                                             Cumulopuntia ticnamarensis
                                             Cumulopuntia tortispina
                                     Cylindropuntia
                                             Cylindropuntia X congesta
                                                   [Opuntia X congesta]
                                             Cylindropuntia X deserta
                                                   [Opuntia X deserta]
                                             Cylindropuntia X fosbergii
                                                   [Opuntia X fosbergii]
                                                   [Opuntia bigelovii var. hoffmannii]
                                                   [Opuntia fosbergii]
                                             Cylindropuntia X kelvinensis
                                                   [Opuntia X kelvinensis]
                                             Cylindropuntia X multigeniculata
                                                   [Opuntia X multigeniculata]
                                                   [Opuntia whipplei var. multigeniculata]
                                             Cylindropuntia X neoarbuscula
                                                   [Opuntia X neoarbuscula]
                                             Cylindropuntia X tetracantha
                                                   [Opuntia X tetracantha]
                                                   [Opuntia kleiniae var. tetracantha]
                                             Cylindropuntia X viridiflora
                                                   [Opuntia X viridiflora]
                                                   [Opuntia imbricata var. viridiflora]
                                                   [Opuntia whipplei var. viridiflora]
                                             Cylindropuntia X vivipara
                                                   [Opuntia X vivipara]
                                             Cylindropuntia abyssi
                                                   [Opuntia abyssi]
                                             Cylindropuntia acanthocarpa
                                                   [Opuntia acanthocarpa]
                                               Cylindropuntia acanthocarpa ssp. acanthocarpa
                                                     [Opuntia acanthocarpa ssp. acanthocarpa]
                                                     [Opuntia acanthocarpa var. acanthocarpa]
                                               Cylindropuntia acanthocarpa ssp. coloradensis
                                                     [Opuntia acanthocarpa var. coloradensis]
                                               Cylindropuntia acanthocarpa ssp. major
                                                     [Opuntia acanthocarpa var. major]
                                                     [Opuntia echinocarpa var. major]
                                               Cylindropuntia acanthocarpa var. thornberi
                                                     [Opuntia acanthocarpa var. thornberi]
                                             Cylindropuntia alcahes
                                                   [Cylindropuntia brevispina]
                                                   [Opuntia alcahes]
                                                   [Opuntia brevispina]
                                               Cylindropuntia alcahes var. alcahes
                                               Cylindropuntia alcahes var. burrageana
                                             Cylindropuntia anteojoensis
                                                   [Opuntia anteojoensis]
                                             Cylindropuntia arbuscula
                                                   [Opuntia arbuscula]
                                             Cylindropuntia bigelovii
                                                   [Cylindropuntia ciribe]
                                                   [Opuntia bigelovii]
                                                   [Opuntia ciribe]
                                               Cylindropuntia bigelovii var. bigelovii
                                                     [Opuntia bigelovii var. bigelovii]
                                               Cylindropuntia bigelovii var. ciribe
                                             Cylindropuntia burrageana
                                             Cylindropuntia californica
                                                   [Cylindropuntia parryi]
                                                   [Grusonia hamiltonii]
                                               Cylindropuntia californica var. californica
                                                     [Opuntia californica var. californica]
                                               Cylindropuntia californica var. delgadilloana
                                               Cylindropuntia californica var. parkeri
                                                     [Opuntia californica var. parkeri]
                                                     [Opuntia echinocarpa var. parkeri]
                                                     [Opuntia parryi var. parryi]
                                                     [Opuntia parryi var. serpentina]
                                               Cylindropuntia californica var. rosarica
                                             Cylindropuntia caribaea
                                                   [Cylindropuntia metuenda]
                                                   [Opuntia caribaea]
                                             Cylindropuntia cholla
                                                   [Opuntia cholla]
                                             Cylindropuntia davisii
                                                   [Opuntia davisii]
                                                   [Opuntia tunicata var. davisii]
                                             Cylindropuntia delgadilloana
                                             Cylindropuntia echinocarpa
                                                   [Cylindropuntia wigginsii]
                                                   [Opuntia echinocarpa var. echinocarpa]
                                                   [Opuntia echinocarpa]
                                                   [Opuntia wigginsi]
                                                   [Opuntia wigginsii]
                                             Cylindropuntia fulgida
                                                   [Opuntia fulgida]
                                               Cylindropuntia fulgida var. fulgida
                                                     [Opuntia fulgida var. fulgida]
                                               Cylindropuntia fulgida var. mamillata
                                                     [Opuntia fulgida var. mamillata]
                                             Cylindropuntia ganderi
                                                   [Opuntia acanthocarpa ssp. ganderi]
                                                   [Opuntia acanthocarpa var. ganderi]
                                                   [Opuntia ganderi]
                                             Cylindropuntia hystrix
                                                   [Opuntia hystrix]
                                             Cylindropuntia imbricata
                                                   [Cylindropuntia lloydii]
                                                   [Opuntia cardenche]
                                                   [Opuntia imbricata]
                                                   [Opuntia lloydii]
                                               Cylindropuntia imbricata var. argentea
                                                     [Opuntia imbricata var. argentea]
                                               Cylindropuntia imbricata var. imbricata
                                                     [Opuntia imbricata var. arborescens]
                                                     [Opuntia imbricata var. imbricata]
                                                     [Opuntia imbricata var. vexans]
                                             Cylindropuntia kleiniae
                                                   [Cylindropuntia recondita]
                                                   [Opuntia kleiniae]
                                             Cylindropuntia leptocaulis
                                                   [Cylindropuntia brittonii]
                                                   [Opuntia leptocaulis]
                                                   [Opuntia vaginata]
                                             Cylindropuntia lindsayi
                                                   [Opuntia lindsayi]
                                             Cylindropuntia molesta
                                                   [Cylindropuntia calmalliana]
                                                   [Cylindropuntia clavellina]
                                                   [Opuntia molesta]
                                             Cylindropuntia munzii
                                                   [Cylindropuntia X munzii]
                                                   [Opuntia munzii]
                                             Cylindropuntia pallida
                                             Cylindropuntia prolifera
                                                   [Opuntia prolifera]
                                             Cylindropuntia ramosissima
                                                   [Opuntia ramosissima]
                                             Cylindropuntia rosarica
                                             Cylindropuntia rosea
                                                   [Opuntia pallida]
                                                   [Opuntia rosea]
                                             Cylindropuntia sanfelipensis
                                                   [Opuntia sanfelipensis]
                                             Cylindropuntia santamaria
                                                   [Grusonia santamaria]
                                             Cylindropuntia spinosior
                                                   [Opuntia rhodantha var. spinosior]
                                                   [Opuntia spinosior]
                                                   [Opuntia spinosoir]
                                                   [Opuntia whipplei var. spinosior]
                                             Cylindropuntia tesajo
                                                   [Opuntia cineracea]
                                                   [Opuntia tesajo]
                                             Cylindropuntia thurberi
                                                   [Cylindropuntia alamosensis]
                                                   [Opuntia thurberi]
                                             Cylindropuntia tunicata
                                                   [Cactus tunicatus]
                                                   [Opuntia puelchana]
                                                   [Opuntia tunicata var. tunicata]
                                                   [Opuntia tunicata]
                                             Cylindropuntia versicolor
                                                   [Opuntia versicolor var. versicolor]
                                                   [Opuntia versicolor var. violacea]
                                                   [Opuntia versicolor]
                                             Cylindropuntia whipplei
                                                   [Cylindropuntia hualpaensis]
                                                   [Opuntia whipplei var. whipplei]
                                                   [Opuntia whipplei]
                                             Cylindropuntia wolfii
                                                   [Opuntia echinocarpa var. wolfii]
                                                   [Opuntia wolfei]
                                                   [Opuntia wolfii]
                                     Dendrocereus
                                             Dendrocereus nudiflorus
                                             Dendrocereus undulosus
                                                   [Acanthocereus undulosus]
                                     Denmoza
                                             Denmoza rhodacantha
                                                   [Denmoza erythrocephalus]
                                                   [Echinocactus rhodacanthus]
                                     Discocactus
                                             Discocactus albispinus
                                             Discocactus bahiensis
                                                   [Discocactus bahiensis ssp. subviridigriseus]
                                                   [Discocactus subviridigriseus]
                                             Discocactus boliviensis
                                             Discocactus boomianus
                                             Discocactus buenekeri
                                             Discocactus catingicola
                                                   [Discocactus cangaensis]
                                                   [Discocactus catingicola ssp. rapirhizua]
                                                   [Discocactus catingicola var. griseus]
                                                   [Discocactus crassispinus ssp. araguaiensis]
                                                   [Discocactus crassispinus]
                                                   [Discocactus estevesii]
                                                   [Discocactus griseus]
                                                   [Discocactus heptacanthus ssp. catingicola]
                                                   [Discocactus nigrisaetosus]
                                                   [Discocactus piauiensis]
                                                   [Discocactus praminentigibbus]
                                                   [Discocactus promentigibbus]
                                                   [Discocactus rapirhizus]
                                                   [Discocactus silicicola]
                                                   [Discocactus silvaticus]
                                                   [Discocactus spinosior]
                                             Discocactus diersianus
                                                   [Discocactus cephaliaciculosus ssp. nudicephalus]
                                                   [Discocactus cephaliaciculosus]
                                                   [Discocactus goianus]
                                                   [Discocactus lindaianus]
                                             Discocactus ferricola
                                             Discocactus hartmannii
                                                   [Discocactus hartmannii var. magnimammus]
                                                   [Discocactus hartmannii var. patulifolius]
                                                   [Discocactus heptacanthus ssp. magnimammus]
                                                   [Discocactus magnimammus ssp. bonitoensis]
                                                   [Discocactus magnimammus]
                                                   [Discocactus mamillosus]
                                                   [Discocactus pachythele]
                                                   [Discocactus patulifolius]
                                                   [Echinocactus hartmannii]
                                             Discocactus heptacanthus
                                                   [Discocactus flavispinus]
                                                   [Discocactus heptacanthus ssp. heptacanthus]
                                                   [Discocactus heptacanthus ssp. melanochlorus]
                                                   [Discocactus melanochlorus]
                                                   [Discocactus semicampaniflorus]
                                                   [Discocactus squamibaccatus]
                                                   [Discocactus subterraneo-prolifera]
                                                   [Discocactus subterraneo-proliferans]
                                                   [Malacocarpus heptacanthus]
                                             Discocactus horstii
                                             Discocactus placentiformis
                                                   [Discocactus crystallophilus]
                                                   [Discocactus latispinus]
                                                   [Discocactus multicolorispinus]
                                                   [Discocactus placentiformis ssp. alteolens]
                                                   [Discocactus placentiformis ssp. multicolorispinus]
                                                   [Discocactus placentiformis ssp. pugionacanthus]
                                                   [Discocactus pseudolatispinus]
                                                   [Discocactus pugionacanthus]
                                                   [Discocactus tricornis]
                                             Discocactus pseudoinsignis
                                             Discocactus zehntneri
                                               Discocactus zehntneri ssp. boomianus
                                                     [Discocactus zehntneri ssp. araneispinus]
                                                     [Discocactus zehntneri ssp. buenekeri]
                                                     [Discocactus zehntneri ssp. horstiorum]
                                               Discocactus zehntneri ssp. zehntneri
                                                     [Discocactus zehntneri ssp. albispinus]
                                     Disocactus
                                           [Aporocactus]
                                           [Bonifazia]
                                           [Chiapasia]
                                           [Heliocereus]
                                           [Lobeira]
                                           [Nopalxochia]
                                           [Pseudonopalxochia]
                                             Disocactus ackermannii
                                                   [Epiphyllum ackermannii]
                                                   [Nopalxochia ackermannii]
                                                   [Pseudonopalxochia conzattiana]
                                               Disocactus ackermannii ssp. ackermannii
                                               Disocactus ackermannii ssp. conzattianus
                                             Disocactus aurantiacus
                                             Disocactus biformis
                                             Disocactus cinnabarinus
                                             Disocactus eichlamii
                                                   [Epiphyllum eichlamii]
                                                   [Phyllocactus eichlamii]
                                             Disocactus flagelliformis
                                                   [Aporocactus flagelliformis]
                                                   [Aporocactus leptophis]
                                                   [Cactus flagelliformis]
                                                   [Selenicereus innesii]
                                             Disocactus kimnachii
                                             Disocactus macdougallii
                                                   [Lobeira macdougallii]
                                                   [Loberia macdougallii]
                                                   [Nopalxochia macdougallii]
                                             Disocactus macranthus
                                                   [Pseudorhipsalis macrantha]
                                             Disocactus martianus
                                                   [Aporocactus conzattii]
                                                   [Aporocactus martianus]
                                             Disocactus nelsonii
                                                   [Chiapasia nelsonii]
                                                   [Epiphyllum nelsonii]
                                               Disocactus nelsonii ssp. hondurensis
                                               Disocactus nelsonii ssp. nelsonii
                                             Disocactus phyllanthoides
                                                   [Cactus phyllanthoides]
                                                   [Nopalxochia phyllanthoides]
                                             Disocactus quezaltecus
                                                   [Bonifazia quezalteca]
                                                   [Epiphyllum quezaltecum]
                                             Disocactus schrankii
                                             Disocactus speciosus
                                                   [Cactus speciosus]
                                                   [Heliocereus speciosissimus]
                                                   [Heliocereus speciosus]
                                               Disocactus speciosus ssp. aurantiacus
                                               Disocactus speciosus ssp. blomianus
                                                     [Heliocereus aurantiacus var. blomianus]
                                               Disocactus speciosus ssp. cinnabarinus
                                               Disocactus speciosus ssp. speciosus
                                     Echinocactus
                                           [Echinofossulocactus]
                                           [Emorycactus]
                                           [Homalocephala]
                                           [Meyerocactus]
                                             Echinocactus acanthodes
                                             Echinocactus flavidispinus
                                             Echinocactus grusonii
                                             Echinocactus hamatacanthus
                                             Echinocactus horizonthalonius
                                                   [Echinocactus horizonthalonius var. moelleri]
                                                   [Echinocactus horizonthalonius var. nicholii]
                                                   [Meyerocactus horizonthalonius]
                                             Echinocactus lecontei
                                             Echinocactus myriostigma
                                             Echinocactus parryi
                                                   [Emorycactus parryi]
                                             Echinocactus platyacanthus
                                                   [Echinocactus grandis]
                                                   [Echinocactus palmeri]
                                             Echinocactus polycephalus
                                                   [Emorycactus polycephalus]
                                               Echinocactus polycephalus ssp. polycephalus
                                                     [Echinocactus polycephalus var. polycephalus]
                                               Echinocactus polycephalus ssp. xeranthemoides
                                                     [Echinocactus polycephalus var. xeranthemoides]
                                             Echinocactus sinuatus
                                             Echinocactus texensis
                                                   [Homalocephala texensis]
                                             Echinocactus tobuschii
                                             Echinocactus viridescens
                                     Echinocereus
                                           [Morangaya]
                                             Echinocereus X roetteri
                                                   [Echinocereus X lloydii]
                                                   [Echinocereus roetteri var. lloydii]
                                             Echinocereus acifer
                                               Echinocereus acifer ssp. acifer
                                                     [Echinocereus polyacanthus ssp. acifer]
                                               Echinocereus acifer ssp. huitcholensis
                                                     [Echinocereus polyacanthus ssp. huitcholensis]
                                                     [Echinocereus polyacanthus var. huitcholensis]
                                             Echinocereus adustus
                                               Echinocereus adustus ssp. adustus
                                               Echinocereus adustus ssp. schwarzii
                                                     [Echinocereus adustus ssp. roemerianus]
                                             Echinocereus amoenus
                                             Echinocereus apachensis
                                             Echinocereus arizonicus
                                                   [Echinocereus coccineus var. arizonicus]
                                                   [Echinocereus matudae]
                                                   [Echinocereus polyacanthus var. neomexicanus]
                                                   [Echinocereus triglochidiatus var. arizonicus]
                                                   [Echinocereus triglochidiatus var. neomexicanus]
                                             Echinocereus barthelowanus
                                             Echinocereus berlandieri
                                                   [Echinocereus berlandieri var. blankii]
                                                   [Echinocereus blankii]
                                             Echinocereus bonatzii
                                             Echinocereus bonkerae
                                                   [Echinocereus fasciculatus ssp. bonkerae]
                                                   [Echinocereus fasciculatus var. bonkerae]
                                                   [Echinocereus fendleri var. bonkerae]
                                             Echinocereus brandegeei
                                                   [Echinocereus mamillatus]
                                             Echinocereus bristolii
                                             Echinocereus canyonensis
                                             Echinocereus chisosensis
                                                   [Echinocereus chisoensis]
                                               Echinocereus chisosensis ssp. chisosensis
                                                     [Echinocereus chisoensis var. chisoensis]
                                                     [Echinocereus chisosensis var. chisosensis]
                                                     [Echinocereus reichenbachii var. chisoensis]
                                                     [Echinocereus reichenbachii var. chisosensis]
                                               Echinocereus chisosensis ssp. fobeanus
                                             Echinocereus chloranthus
                                             Echinocereus cinerascens
                                                   [Echinocereus chlorophthalmus]
                                                   [Echinocereus cinerascens var. ehrenbergii]
                                                   [Echinocereus glycimorphus]
                                               Echinocereus cinerascens ssp. cinerascens
                                               Echinocereus cinerascens ssp. septentrionalis
                                               Echinocereus cinerascens ssp. tulensis
                                             Echinocereus coccineus
                                               Echinocereus coccineus ssp. coccineus
                                                     [Coryphantha vivipara var. aggregata]
                                                     [Echinocereus coccineus var. coccineus]
                                                     [Echinocereus coccineus var. conoideus]
                                                     [Echinocereus coccineus var. inermis]
                                                     [Echinocereus coccineus var. rosei]
                                                     [Echinocereus phoeniceus var. inermis]
                                                     [Echinocereus phoeniceus var. phoeniceus]
                                                     [Echinocereus polyacanthus var. rosei]
                                                     [Echinocereus triglochidiatus var. hexaedrus]
                                                     [Echinocereus triglochidiatus var. inermis]
                                                     [Echinocereus triglochidiatus var. melanacanthus]
                                                     [Echinocereus triglochidiatus var. octacanthus]
                                               Echinocereus coccineus ssp. paucispinus
                                                     [Echinocereus coccineus var. paucispinus]
                                                     [Echinocereus triglochidiatus var. paucispinus]
                                               Echinocereus coccineus var. gurneyi
                                                     [Echinocereus triglochidiatus var. gurneyi]
                                             Echinocereus ctenoides
                                             Echinocereus dasyacanthus
                                                   [Echinocereus dasyacanthus ssp. dasyacanthus]
                                                   [Echinocereus dasyacanthus ssp. rectispinus]
                                                   [Echinocereus dasyacanthus var. hildmannii]
                                                   [Echinocereus pectinatus var. dasyacanthus]
                                                   [Echinocereus pectinatus var. neomexicanus]
                                                   [Echinocereus steereae]
                                             Echinocereus davisii
                                                   [Echinocereus viridiflorus ssp. davisii]
                                                   [Echinocereus viridiflorus var. davisii]
                                             Echinocereus delaetii
                                             Echinocereus dubius
                                             Echinocereus engelmannii
                                                   [Echinocereus decumbens]
                                                   [Echinocereus engelmannii ssp. decumbens]
                                                   [Echinocereus engelmannii ssp. engelmannii]
                                                   [Echinocereus engelmannii var. decumbens]
                                                   [Echinocereus engelmannii var. howei]
                                                   [Echinocereus engelmannii var. munzii]
                                                   [Echinocereus engelmannii var. purpureus]
                                                   [Echinocereus munzii]
                                               Echinocereus engelmannii var. acicularis
                                               Echinocereus engelmannii var. armatus
                                               Echinocereus engelmannii var. chrysocentrus
                                               Echinocereus engelmannii var. engelmannii
                                               Echinocereus engelmannii var. variegatus
                                             Echinocereus enneacanthus
                                               Echinocereus enneacanthus ssp. brevispinus
                                                     [Echinocereus enneacanthus var. brevispinus]
                                                     [Echinocereus enneacanthus var. carnosus]
                                               Echinocereus enneacanthus ssp. enneacanthus
                                                     [Echinocereus enneacanthus var. dubius]
                                                     [Echinocereus enneacanthus var. enneacanthus]
                                             Echinocereus fasciculatus
                                                   [Echinocereus abbeae]
                                                   [Echinocereus boyce-thompsonii]
                                                   [Echinocereus fasciculatus ssp. boyce-thompsonii]
                                                   [Echinocereus fasciculatus ssp. fasciculatus]
                                                   [Echinocereus fasciculatus var. boyce-thompsonii]
                                                   [Echinocereus fendleri var. boyce-thompsonii]
                                                   [Echinocereus fendleri var. fasciculatus]
                                                   [Echinocereus fendleri var. robustus]
                                                   [Echinocereus rectispinus var. robustus]
                                                   [Echinocereus reichenbachii var. robustus]
                                             Echinocereus fendleri
                                               Echinocereus fendleri ssp. fendleri
                                                     [Echinocereus fendleri ssp. hempelii]
                                                     [Echinocereus fendleri var. fendleri]
                                                     [Echinocereus fendleri var. kuenzleri]
                                               Echinocereus fendleri ssp. rectispinus
                                                     [Echinocereus fendleri var. rectispinus]
                                                     [Echinocereus fendleri var. retispinus]
                                             Echinocereus ferreirianus
                                               Echinocereus ferreirianus ssp. ferreirianus
                                               Echinocereus ferreirianus ssp. lindsayi
                                                     [Echinocereus ferreirianus var. lindsayi]
                                             Echinocereus floresii
                                             Echinocereus fobeanus
                                             Echinocereus freudenbergii
                                                   [Echinocereus freudenbergeri]
                                             Echinocereus gentryi
                                             Echinocereus grandis
                                             Echinocereus hempelii
                                             Echinocereus hexaedrus
                                             Echinocereus hildmannii
                                             Echinocereus huitcholensis
                                             Echinocereus klapperi
                                                   [Echinocereus klapperi ssp. bacanorensis]
                                             Echinocereus knippelianus
                                                   [Echinocereus knippelianus var. kruegeri]
                                                   [Echinocereus knippelianus var. reyesii]
                                             Echinocereus kuenzleri
                                             Echinocereus kunzei
                                             Echinocereus laui
                                             Echinocereus ledingii
                                                   [Echinocereus fendleri var. ledingii]
                                             Echinocereus leonensis
                                             Echinocereus leptacanthus
                                             Echinocereus leucanthus
                                                   [Wilcoxia albiflora]
                                             Echinocereus lindsayi
                                             Echinocereus longisetus
                                               Echinocereus longisetus ssp. delaetii
                                               Echinocereus longisetus ssp. longisetus
                                             Echinocereus luteus
                                             Echinocereus mapimiensis
                                             Echinocereus maritimus
                                                   [Echinocereus hancockii]
                                                   [Echinocereus maritimus ssp. hancockii]
                                                   [Echinocereus maritimus ssp. maritimus]
                                                   [Echinocereus maritimus var. hancockii]
                                             Echinocereus merkeri
                                             Echinocereus metornii
                                             Echinocereus mombergerianus
                                                   [Echinocereus polyacanthus ssp. mombergerianus]
                                             Echinocereus morricalii
                                             Echinocereus neomexicanus
                                             Echinocereus nicholii
                                                   [Echinocereus engelmannii var. nicholii]
                                                   [Echinocereus llanuraensis]
                                                   [Echinocereus nicholii ssp. llanuraensis]
                                                   [Echinocereus nicholii ssp. nicholii]
                                             Echinocereus nivosus
                                                   [Echinocereus albatus]
                                             Echinocereus ochoterenae
                                             Echinocereus octacanthus
                                             Echinocereus ortegae
                                               Echinocereus ortegae ssp. koehresianus
                                               Echinocereus ortegae ssp. ortegae
                                             Echinocereus pacificus
                                                   [Echinocereus polyacanthus ssp. pacificus]
                                                   [Echinocereus polyacanthus var. pacificus]
                                             Echinocereus palmeri
                                               Echinocereus palmeri ssp. mazapil
                                               Echinocereus palmeri ssp. palmeri
                                             Echinocereus pamanesiorum
                                               Echinocereus pamanesiorum ssp. bonatzii
                                                     [Echinocereus adustus ssp. bonatzii]
                                               Echinocereus pamanesiorum ssp. pamanesiorum
                                             Echinocereus papillosus
                                                   [Echinocereus angusticeps]
                                                   [Echinocereus berlandieri var. angusticeps]
                                                   [Echinocereus berlandieri var. papillosus]
                                                   [Echinocereus blankii var. angusticeps]
                                                   [Echinocereus papillosus var. angusticeps]
                                                   [Echinocereus papillosus var. papillosus]
                                             Echinocereus parkeri
                                               Echinocereus parkeri ssp. arteagensis
                                               Echinocereus parkeri ssp. gonzalezii
                                               Echinocereus parkeri ssp. mazapilensis
                                               Echinocereus parkeri ssp. parkeri
                                             Echinocereus pectinatus
                                               Echinocereus pectinatus ssp. ctenoides
                                                     [Echinocereus pectinatus var. ctenoides]
                                               Echinocereus pectinatus ssp. pectinatus
                                                     [Echinocereus pectinatus var. pectinatus]
                                               Echinocereus pectinatus ssp. wenigeri
                                                     [Echinocereus pectinatus var. wenigeri]
                                             Echinocereus pensilis
                                                   [Morangaya pensilis]
                                             Echinocereus pentalophus
                                               Echinocereus pentalophus ssp. leonensis
                                               Echinocereus pentalophus ssp. pentalophus
                                               Echinocereus pentalophus ssp. procumbens
                                             Echinocereus phoeniceus
                                             Echinocereus polyacanthus
                                                   [Echinocereus durangensis]
                                                   [Echinocereus polyacanthus ssp. polyacanthus]
                                                   [Echinocereus triglochidiatus var. polyacanthus]
                                             Echinocereus poselgeri
                                                   [Echinocereus kroenleinii]
                                                   [Echinocereus poselgeri ssp. kroenleinii]
                                                   [Echinocereus tamaulipensis ssp. waldeisii]
                                                   [Echinocereus waldeisii]
                                                   [Wilcoxia kroenleinii]
                                                   [Wilcoxia poselgeri]
                                                   [Wilcoxia tamaulipensis]
                                             Echinocereus primolanatus
                                             Echinocereus pseudopectinatus
                                                   [Echinocereus bristolii var. pseudopectinatus]
                                                   [Echinocereus pectinatus var. minor]
                                             Echinocereus pulchellus
                                               Echinocereus pulchellus ssp. acanthosetus
                                               Echinocereus pulchellus ssp. pulchellus
                                               Echinocereus pulchellus ssp. sharpii
                                               Echinocereus pulchellus ssp. weinbergii
                                             Echinocereus rayonesensis
                                             Echinocereus rectispinus
                                             Echinocereus reichenbachii
                                                   [Echinocereus albispinus]
                                                   [Echinocereus baileyi var. albispinus]
                                                   [Echinocereus baileyi]
                                                   [Echinocereus caespitosus var. minor]
                                                   [Echinocereus caespitosus var. perbellus]
                                                   [Echinocereus caespitosus var. purpureus]
                                                   [Echinocereus caespitosus]
                                                   [Echinocereus fitchii]
                                                   [Echinocereus melanocentrus]
                                                   [Echinocereus perbellus]
                                                   [Echinocereus purpureus]
                                                   [Echinocereus reichenbachii ssp. armatus]
                                                   [Echinocereus reichenbachii ssp. baileyi]
                                                   [Echinocereus reichenbachii ssp. burrensis]
                                                   [Echinocereus reichenbachii ssp. fitchii]
                                                   [Echinocereus reichenbachii ssp. perbellus]
                                                   [Echinocereus reichenbachii ssp. reichenbachii]
                                                   [Echinocereus reichenbachii var. albertii]
                                                   [Echinocereus reichenbachii var. albispinus]
                                                   [Echinocereus reichenbachii var. fitchii]
                                               Echinocereus reichenbachii var. baileyi
                                               Echinocereus reichenbachii var. perbellus
                                               Echinocereus reichenbachii var. reichenbachii
                                             Echinocereus rigidissimus
                                                   [Echinocereus pectinatus var. rigidissimus]
                                               Echinocereus rigidissimus ssp. rigidissimus
                                               Echinocereus rigidissimus ssp. rubispinus
                                             Echinocereus roemeri
                                             Echinocereus roetteri
                                             Echinocereus rosei
                                             Echinocereus russanthus
                                                   [Echinocereus chloranthus var. russanthus]
                                             Echinocereus salm-dyckianus
                                                   [Echinocereus salmianus]
                                                   [Echinocereus sanpedroensis]
                                             Echinocereus santaritensis
                                             Echinocereus sarissophorus
                                             Echinocereus scheeri
                                               Echinocereus scheeri ssp. gentryi
                                               Echinocereus scheeri ssp. scheeri
                                             Echinocereus schereri
                                             Echinocereus schmollii
                                                   [Wilcoxia schmollii]
                                             Echinocereus schwarzii
                                             Echinocereus sciurus
                                               Echinocereus sciurus ssp. floresii
                                               Echinocereus sciurus ssp. sciurus
                                             Echinocereus scopulorum
                                             Echinocereus spinigemmatus
                                             Echinocereus stoloniferus
                                               Echinocereus stoloniferus ssp. stoloniferus
                                               Echinocereus stoloniferus ssp. tayopensis
                                             Echinocereus stramineus
                                                   [Echinocereus enneacanthus var. stramineus]
                                               Echinocereus stramineus ssp. occidentalis
                                               Echinocereus stramineus ssp. stramineus
                                             Echinocereus subinermis
                                               Echinocereus subinermis ssp. ochoterenae
                                               Echinocereus subinermis ssp. subinermis
                                             Echinocereus tamaulipensis
                                             Echinocereus tayopensis
                                             Echinocereus topiensis
                                             Echinocereus triglochidiatus
                                                   [Echinocereus coccineus ssp. mojavensis]
                                                   [Echinocereus mojavensis]
                                                   [Echinocereus triglochidiatus ssp. mojavensis]
                                                   [Echinocereus triglochidiatus ssp. triglochidiatus]
                                                   [Echinocereus triglochidiatus var. gonacanthus]
                                                   [Echinocereus triglochidiatus var. mojavensis]
                                                   [Echinocereus triglochidiatus var. toroweapensis]
                                                   [Echinocereus triglochidiatus var. triglochidiatus]
                                             Echinocereus tulensis
                                             Echinocereus viereckii
                                               Echinocereus viereckii ssp. morricalii
                                                     [Echinocereus viereckii ssp. huastecensis]
                                               Echinocereus viereckii ssp. viereckii
                                             Echinocereus viridiflorus
                                               Echinocereus viridiflorus ssp. chloranthus
                                                     [Echinocereus chloranthus var. chloranthus]
                                                     [Echinocereus chloranthus var. neocapillus]
                                               Echinocereus viridiflorus ssp. correllii
                                                     [Echinocereus viridiflorus var. correllii]
                                               Echinocereus viridiflorus ssp. cylindricus
                                                     [Echinocereus chloranthus var. cylindricus]
                                                     [Echinocereus viridiflorus var. cylindricus]
                                               Echinocereus viridiflorus ssp. viridiflorus
                                                     [Echinocereus viridiflorus var. standleyi]
                                                     [Echinocereus viridiflorus var. viridiflorus]
                                             Echinocereus websterianus
                                             Echinocereus weinbergii
                                     Echinopsis
                                           [Acanthocalycium]
                                           [Acantholobivia]
                                           [Chamaecereus]
                                           [Echinopsis lamprochlora]
                                           [Echinopsis macrogona]
                                           [Echinopsis mieckleyi]
                                           [Echinopsis spachiana]
                                           [Echinopsis spinibarbis]
                                           [Echinopsis trichosa]
                                           [Helianthocereus]
                                           [Hymenorebutia]
                                           [Leucostele]
                                           [Lobivia]
                                           [Neolobivia]
                                           [Pseudolobivia]
                                           [Reicheocactus]
                                           [Setiechinopsis]
                                           [Soehrensia]
                                           [Trichocereus]
                                             Echinopsis X cabrerae
                                             Echinopsis albispinosa
                                                   [Echinopsis silvestrii]
                                             Echinopsis ancistrophora
                                                   [Echinopsis ancistrophora ssp. ancistrophora]
                                                   [Echinopsis hamatacantha]
                                                   [Echinopsis kratochviliana]
                                                   [Echinopsis polyancistra]
                                                   [Echinopsis subdenudata]
                                                   [Echinopsis subdenudatus]
                                                   [Pseudolobivia ancistrophora]
                                                   [Pseudolobivia hamatacantha]
                                                   [Pseudolobivia kratochviliana]
                                                   [Pseudolobivia leucorhodantha]
                                                   [Pseudolobivia pelecyrhachis var. lobivioides]
                                                   [Pseudolobivia pelecyrhachis]
                                                   [Pseudolobivia polyancistra]
                                             Echinopsis angelesiae
                                                   [Trichocereus angelesii]
                                             Echinopsis antezanae
                                             Echinopsis arachnacantha
                                                   [Echinopsis ancistrophora ssp. arachnacantha]
                                                   [Echinopsis graciliflora]
                                                   [Lobivia arachnacantha]
                                               Echinopsis arachnacantha ssp. arachnacantha
                                               Echinopsis arachnacantha ssp. densiseta
                                               Echinopsis arachnacantha ssp. sulphurea
                                                     [Echinopsis ancistrophora var. sulphurea]
                                                     [Echinopsis arachnacantha var. sulphurea]
                                               Echinopsis arachnacantha ssp. torrecillasensis
                                             Echinopsis arboricola
                                                   [Trichocereus arboricola]
                                             Echinopsis arebaloi
                                             Echinopsis atacamensis
                                                   [Helianthocereus atacamensis]
                                               Echinopsis atacamensis ssp. atacamensis
                                               Echinopsis atacamensis ssp. pasacana
                                             Echinopsis aurantiaca
                                             Echinopsis aurea
                                                   [Hymenorebutia aurea]
                                                   [Lobivia aurea]
                                                   [Pseudolobivia aurea]
                                               Echinopsis aurea ssp. aurea
                                               Echinopsis aurea ssp. fallax
                                               Echinopsis aurea ssp. shaferi
                                             Echinopsis ayopayana
                                                   [Echinopsis kladiwana]
                                             Echinopsis backebergii
                                                   [Lobivia backebergiana]
                                                   [Lobivia backebergii]
                                               Echinopsis backebergii ssp. backebergii
                                                     [Lobivia backebergii ssp. zecheri]
                                                     [Lobivia backebergii var. zecheri]
                                                     [Lobivia wrightiana var. winteriana]
                                               Echinopsis backebergii ssp. wrightiana
                                                     [Lobivia backebergii ssp. wrightiana]
                                                     [Lobivia backebergii var. winteriana]
                                                     [Lobivia backebergii var. wrightiana]
                                             Echinopsis bertramiana
                                             Echinopsis boedekeriana
                                             Echinopsis bolligeriana
                                             Echinopsis breviflora
                                                   [Lobivia breviflora]
                                             Echinopsis bridgesii
                                               Echinopsis bridgesii ssp. bridgesii
                                               Echinopsis bridgesii ssp. vallegrandensis
                                                     [Echinopsis huotii ssp. huotii]
                                                     [Echinopsis huotii ssp. vallegrandensis]
                                               Echinopsis bridgesii ssp. yungasensis
                                             Echinopsis bruchii
                                             Echinopsis caespitosa
                                             Echinopsis caineana
                                                   [Lobivia caineana]
                                             Echinopsis calochlora
                                                   [Echinopsis calochlora ssp. calochlora]
                                                   [Echinopsis calochlora ssp. glaetzleana]
                                                   [Echinopsis hammerschmidii]
                                                   [Echinopsis ibicuatensis]
                                             Echinopsis calorubra
                                                   [Echinopsis ancistrophora ssp. cardenasiana]
                                                   [Echinopsis ancistrophora ssp. pojoensis]
                                                   [Echinopsis obrepanda ssp. calorubra]
                                                   [Echinopsis obrepanda var. calorubra]
                                                   [Lobivia aguilarii]
                                                   [Lobivia calorubra]
                                                   [Lobivia cardenasiana]
                                                   [Lobivia pojoensis]
                                                   [Pseudolobivia calorubra]
                                             Echinopsis camarguensis
                                                   [Trichocereus camarguensis]
                                             Echinopsis candicans
                                                   [Echinopsis courantii]
                                                   [Echinopsis pseudocandicans]
                                                   [Echinopsis purpureopilosa]
                                                   [Helianthocereus pseudocandicans]
                                                   [Trichocereus candicans]
                                                   [Trichocereus courantii]
                                                   [Trichocereus neolamprochlorus]
                                                   [Trichocereus pseudocandicans]
                                             Echinopsis caulescens
                                                   [Trichocereus caulescens]
                                             Echinopsis chacoana
                                             Echinopsis chamaecereus
                                                   [Chamaecereus silvestrii]
                                             Echinopsis chiloensis
                                                   [Trichocereus chiloensis]
                                               Echinopsis chiloensis ssp. chiloensis
                                               Echinopsis chiloensis ssp. litoralis
                                               Echinopsis chiloensis ssp. skottsbergii
                                             Echinopsis chrysantha
                                                   [Hymenorebutia chrysantha]
                                                   [Lobivia chrysantha]
                                                   [Lobivia polaskiana]
                                             Echinopsis chrysochete
                                                   [Lobivia chrysochete]
                                                   [Lobivia hystrix]
                                             Echinopsis cinnabarina
                                                   [Echinocactus cinnabarinus]
                                                   [Lobivia charcasina]
                                                   [Lobivia cinnabarina ssp. prestoana]
                                                   [Lobivia cinnabarina ssp. taratensis]
                                                   [Lobivia cinnabarina]
                                                   [Lobivia draxleriana]
                                                   [Lobivia prestoana]
                                                   [Lobivia taratensis]
                                                   [Lobivia walterspielii]
                                                   [Lobivia zudanensis]
                                                   [Weingartia jarmilae]
                                             Echinopsis clavata
                                                   [Echinopsis clavatus]
                                                   [Trichocereus clavatus]
                                             Echinopsis cochabambensis
                                             Echinopsis comarapana
                                             Echinopsis conaconensis
                                             Echinopsis coquimbana
                                                   [Cactus coquimbanus]
                                                   [Trichocereus coquimbanus]
                                             Echinopsis cotacajesi
                                             Echinopsis cotacajesii
                                             Echinopsis cuzcoensis
                                                   [Echinopsis knuthiana]
                                                   [Echinopsis schoenii]
                                                   [Echinopsis tarmaensis]
                                                   [Echinopsis tulhuayacensis]
                                                   [Trichocereus cuzcoensis]
                                                   [Trichocereus knuthianus]
                                                   [Trichocereus schoenii]
                                                   [Trichocereus tarmaensis]
                                                   [Trichocereus tulhuayacensis]
                                             Echinopsis densispina
                                                   [Echinopsis scoparia]
                                                   [Hymenorebutia chlorogona]
                                                   [Lobivia haematantha ssp. densispina]
                                                   [Lobivia haematantha var. densispina]
                                                   [Lobivia rebutioides]
                                                   [Lobivia scoparia]
                                             Echinopsis deserticola
                                                   [Trichocereus deserticola]
                                             Echinopsis famatimensis
                                                   [Echinocactus famatimensis]
                                                   [Echinopsis famatinensis]
                                                   [Lobivia famatimensis]
                                                   [Reicheocactus pseudoreicheanus]
                                             Echinopsis ferox
                                                   [Echinopsis cerdana]
                                                   [Echinopsis ferox ssp. potosina]
                                                   [Echinopsis ferox var. potosina]
                                                   [Echinopsis lecoriensis]
                                                   [Echinopsis longispina]
                                                   [Echinopsis nigra]
                                                   [Echinopsis potosina]
                                                   [Lobivia aureolilacina]
                                                   [Lobivia claeysiana]
                                                   [Lobivia ferox]
                                                   [Lobivia hastifera]
                                                   [Lobivia horrida]
                                                   [Lobivia longispina]
                                                   [Lobivia pachyacantha]
                                                   [Lobivia potosina]
                                                   [Lobivia variispina]
                                                   [Pseudolobivia ferox]
                                                   [Pseudolobivia lecoriensis]
                                                   [Pseudolobivia longispina]
                                                   [Pseudolobivia potosina]
                                                   [Pseudolobivia wilkeae]
                                                   [Trichocereus orurensis]
                                             Echinopsis formosa
                                                   [Echinocactus formosus]
                                                   [Lobivia formosa]
                                                   [Soehrensia formosa]
                                                   [Soehrensia oreopepon]
                                                   [Trichocereus formosus]
                                               Echinopsis formosa ssp. bruchii
                                                     [Lobivia formosa ssp. bruchii]
                                                     [Lobivia formosa ssp. grandis]
                                                     [Lobivia formosa var. bruchii]
                                                     [Lobivia formosa var. grandis]
                                               Echinopsis formosa ssp. formosa
                                               Echinopsis formosa ssp. kieslingii
                                               Echinopsis formosa ssp. korethroides
                                               Echinopsis formosa ssp. randallii
                                               Echinopsis formosa ssp. rosarioana
                                             Echinopsis glauca
                                                   [Echinopsis uyupampensis]
                                                   [Trichocereus uyupampensis]
                                             Echinopsis glaucina
                                             Echinopsis haematantha
                                                   [Echinocactus haematanthus]
                                                   [Echinopsis elongata]
                                                   [Echinopsis hualfinensis]
                                                   [Echinopsis kuehnrichii]
                                                   [Hymenorebutia drijveriana]
                                                   [Hymenorebutia kuehnrichii]
                                                   [Lobivia amblayensis]
                                                   [Lobivia chorillosensis]
                                                   [Lobivia chorrillosensis]
                                                   [Lobivia drijveriana var. astranthema]
                                                   [Lobivia drijveriana]
                                                   [Lobivia elongata]
                                                   [Lobivia haematantha ssp. chorillosensis]
                                                   [Lobivia haematantha ssp. kuehnrichii]
                                                   [Lobivia haematantha var. chorrillosensis]
                                                   [Lobivia haematantha var. kuehnrichii]
                                                   [Lobivia haematantha]
                                                   [Lobivia hualfinensis var. fechseri]
                                                   [Lobivia hualfinensis]
                                                   [Lobivia kuehnrichii]
                                                   [Lobivia mirabunda]
                                             Echinopsis hahniana
                                                   [Harrisia hahniana]
                                                   [Mediocactus hahnianus]
                                             Echinopsis hertrichiana
                                                   [Lobivia allegraiana]
                                                   [Lobivia backebergii ssp. hertrichiana]
                                                   [Lobivia backebergii var. hertrichiana]
                                                   [Lobivia binghamiana]
                                                   [Lobivia echinata]
                                                   [Lobivia hertrichiana]
                                                   [Lobivia huilcanota]
                                                   [Lobivia incaica]
                                                   [Lobivia laui]
                                                   [Lobivia minuta]
                                                   [Lobivia planiceps]
                                                   [Lobivia vilcabambae]
                                                   [Neolloydia laui]
                                                   [Neolobivia echinata]
                                                   [Neolobivia hertrichiana]
                                                   [Neolobivia incaica]
                                                   [Neolobivia minuta]
                                                   [Neolobivia vilcabambae]
                                             Echinopsis huascha
                                                   [Helianthocereus grandiflorus]
                                                   [Helianthocereus huascha]
                                                   [Helianthocereus hyalacanthus]
                                                   [Lobivia andalgalensis]
                                                   [Lobivia huascha]
                                                   [Lobivia purpureominiata]
                                                   [Trichocereus catamarcensis]
                                                   [Trichocereus grandiflorus]
                                                   [Trichocereus huascha]
                                               Echinopsis huascha ssp. huascha
                                                     [Helianthocereus pecheretianus var. viridior]
                                               Echinopsis huascha ssp. robusta
                                                     [Lobivia huascha var. robusta]
                                             Echinopsis huotii
                                             Echinopsis jajoana
                                                   [Echinopsis sanguiniflora]
                                                   [Lobivia chrysacantha]
                                                   [Lobivia chrysantha ssp. jajoiana]
                                                   [Lobivia chrysantha var. jajoiana]
                                                   [Lobivia duursmaiana]
                                                   [Lobivia jajoiana]
                                                   [Lobivia polycephala]
                                                   [Lobivia sanguiniflora]
                                             Echinopsis klingleriana
                                             Echinopsis korethroides
                                             Echinopsis lageniformis
                                                   [Echinopsis scopulicola]
                                                   [Trichocereus bridgesii]
                                                   [Trichocereus scopulicola]
                                             Echinopsis lateritia
                                                   [Hymenorebutia cintiensis]
                                                   [Hymenorebutia torataensis]
                                                   [Hymenorebutia torreana]
                                                   [Lobivia camataquiensis]
                                                   [Lobivia carminantha]
                                                   [Lobivia cintiensis]
                                                   [Lobivia kupperiana]
                                                   [Lobivia lateritia]
                                                   [Lobivia scopulina]
                                             Echinopsis leucantha
                                                   [Echinopsis baldiana]
                                                   [Echinopsis cordobensis]
                                                   [Echinopsis intricatissima]
                                                   [Echinopsis melanopotamica]
                                                   [Echinopsis molesta]
                                                   [Echinopsis shaferi]
                                                   [Echinopsis spegazziniana]
                                             Echinopsis litoralis
                                             Echinopsis mamillosa
                                                   [Echinopsis herbasii]
                                                   [Echinopsis mamillosa ssp. mamillosa]
                                                   [Echinopsis mamillosa ssp. silvatica]
                                                   [Echinopsis pseudomamillosa]
                                                   [Echinopsis pseudomammillosa]
                                                   [Echinopsis ritteri]
                                                   [Echinopsis riviere-de-caraltii]
                                                   [Echinopsis roseo-lilacina]
                                                   [Echinopsis silvatica]
                                                   [Pseudolobivia kermesina]
                                             Echinopsis marsoneri
                                                   [Lobivia buiningiana]
                                                   [Lobivia chrysantha ssp. marsoneri]
                                                   [Lobivia chrysantha var. marsoneri]
                                                   [Lobivia glauca]
                                                   [Lobivia haageana]
                                                   [Lobivia iridescens]
                                                   [Lobivia marsoneri]
                                                   [Lobivia muhriae]
                                                   [Lobivia nigrostoma]
                                                   [Lobivia rubescens]
                                                   [Lobivia tuberculosa]
                                                   [Lobivia uitewaaleana]
                                             Echinopsis maximiliana
                                                   [Lobivia cariquinensis]
                                                   [Lobivia charazanensis]
                                                   [Lobivia corbula]
                                                   [Lobivia cruciaureispina]
                                                   [Lobivia hermanniana]
                                                   [Lobivia intermedia]
                                                   [Lobivia miniatiflora]
                                                   [Lobivia pseudocariquinensis]
                                                   [Lobivia sicuaniensis]
                                               Echinopsis maximiliana ssp. caespitosa
                                               Echinopsis maximiliana ssp. maximiliana
                                               Echinopsis maximiliana ssp. westii
                                             Echinopsis meyeri
                                             Echinopsis minuana
                                             Echinopsis mirabilis
                                                   [Setiechinopsis mirabilis]
                                             Echinopsis obrepanda
                                                   [Echinopsis cajasensis]
                                                   [Echinopsis calliantholilacina]
                                                   [Echinopsis callichroma]
                                                   [Echinopsis carmineiflora]
                                                   [Echinopsis fiebrigii]
                                                   [Echinopsis hystrichoides]
                                                   [Echinopsis mataranensis]
                                                   [Echinopsis obrepanda ssp. obrepanda]
                                                   [Echinopsis obrepanda ssp. tapecuana]
                                                   [Echinopsis tapecuana]
                                                   [Echinopsis toralapana]
                                                   [Pseudolobivia callichroma]
                                                   [Pseudolobivia carmineiflora]
                                                   [Pseudolobivia obrepanda]
                                                   [Pseudolobivia orozasana]
                                                   [Pseudolobivia toralapana]
                                             Echinopsis oligotricha
                                                   [Lobivia oligotricha]
                                             Echinopsis oxygona
                                                   [Echinopsis adolfofriedrichii]
                                                   [Echinopsis brasiliensis]
                                                   [Echinopsis derenbergii]
                                                   [Echinopsis eyriesii]
                                                   [Echinopsis multiplex]
                                                   [Echinopsis paraguayensis]
                                                   [Echinopsis tubiflora]
                                             Echinopsis pachanoi
                                                   [Echinopsis chalaensis]
                                                   [Echinopsis santaensis]
                                                   [Trichocereus chalaensis]
                                                   [Trichocereus pachanoi]
                                                   [Trichocereus santaensis]
                                             Echinopsis pampana
                                                   [Lobivia aureosenilis]
                                                   [Lobivia glaucescens]
                                                   [Lobivia mistiensis]
                                                   [Lobivia pampana]
                                             Echinopsis pampariuzii
                                             Echinopsis pasacana
                                             Echinopsis pecheretiana
                                             Echinopsis pentlandii
                                                   [Echinocactus pentlandii]
                                                   [Echinocereus pentlandii]
                                                   [Echinopsis hardeniana]
                                                   [Echinopsis pentlandii ssp. hardeniana]
                                                   [Echinopsis pentlandii ssp. larae]
                                                   [Lobivia aculeata]
                                                   [Lobivia argentea]
                                                   [Lobivia aurantiaca]
                                                   [Lobivia boliviensis]
                                                   [Lobivia brunneo-rosea]
                                                   [Lobivia higginsiana]
                                                   [Lobivia johnsoniana]
                                                   [Lobivia larae]
                                                   [Lobivia lauramarca]
                                                   [Lobivia leucorhodon]
                                                   [Lobivia leucoviolacea]
                                                   [Lobivia multicostata]
                                                   [Lobivia pentlandii]
                                                   [Lobivia raphidacantha]
                                                   [Lobivia schneideriana]
                                                   [Lobivia titicacensis]
                                                   [Lobivia varians]
                                                   [Lobivia wegheiana]
                                             Echinopsis pereziensis
                                             Echinopsis peruviana
                                                   [Echinopsis peruviana ssp. peruviana]
                                                   [Echinopsis peruviana ssp. puquiensis]
                                                   [Echinopsis puquiensis]
                                                   [Trichocereus peruvianus]
                                                   [Trichocereus puquiensis]
                                                   [Trichocereus tacnaensis]
                                                   [Trichocereus torataensis]
                                             Echinopsis pojoensis
                                             Echinopsis pugionacantha
                                                   [Lobivia salitrensis]
                                               Echinopsis pugionacantha ssp. haemantha
                                                     [Lobivia salitrensis var. flexuosa]
                                               Echinopsis pugionacantha ssp. pugionacantha
                                               Echinopsis pugionacantha ssp. rossii
                                             Echinopsis quadratiumbonata
                                                   [Echinopsis quadratiumbonatus]
                                                   [Trichocereus quadratiumbonatus]
                                             Echinopsis quinesensis
                                             Echinopsis randallii
                                             Echinopsis rhodotricha
                                               Echinopsis rhodotricha ssp. chacoana
                                               Echinopsis rhodotricha ssp. rhodotricha
                                             Echinopsis rivierei
                                             Echinopsis rojasii
                                                   [Echinopsis boyuibensis]
                                                   [Echinopsis coronata]
                                                   [Pseudolobivia boyuibensis]
                                                   [Pseudolobivia rojasii]
                                             Echinopsis rossii
                                             Echinopsis rowleyi
                                                   [Echinopsis crassicaulis]
                                                   [Helianthocereus crassicaulis]
                                                   [Lobivia crassicaulis]
                                                   [Trichocereus rowleyi]
                                             Echinopsis saltensis
                                               Echinopsis saltensis ssp. saltensis
                                               Echinopsis saltensis ssp. schreiteri
                                             Echinopsis schickendantzii
                                                   [Echinopsis fabrisii]
                                                   [Echinopsis friedrichii]
                                                   [Echinopsis smrziana]
                                                   [Helianthocereus narvaecensis]
                                                   [Soehrensia smrziana]
                                                   [Trichocereus fabrisii]
                                                   [Trichocereus manguinii]
                                                   [Trichocereus narvaecensis]
                                                   [Trichocereus schickendantzii]
                                                   [Trichocereus shaferi]
                                                   [Trichocereus tenuispinus]
                                                   [Trichocereus volcanensis]
                                             Echinopsis schieliana
                                                   [Lobivia backebergii ssp. schieliana]
                                                   [Lobivia backebergii var. schieliana]
                                                   [Lobivia quiabayensis]
                                                   [Lobivia schieliana]
                                             Echinopsis schreiteri
                                             Echinopsis skottsbergii
                                             Echinopsis spiniflora
                                                   [Acanthocalycium klimpelianum]
                                                   [Acanthocalycium peitscherianum]
                                                   [Acanthocalycium spiniflorum]
                                                   [Acanthocalycium violaceum]
                                                   [Echinocactus spiniflorus]
                                             Echinopsis stilowiana
                                                   [Lobivia stilowiana]
                                             Echinopsis stollenwerkiana
                                             Echinopsis strigosa
                                                   [Trichocereus strigosus]
                                             Echinopsis sucrensis
                                             Echinopsis tacaquirensis
                                                   [Echinopsis tacaquirensis ssp. tacaquirensis]
                                                   [Echinopsis tacaquirensis ssp. taquimbalensis]
                                                   [Echinopsis taquimbalensis]
                                                   [Trichocereus taquimbalensis]
                                             Echinopsis tarijensis
                                                   [Echinopsis poco]
                                                   [Helianthocereus antezanae]
                                                   [Helianthocereus orurensis]
                                                   [Helianthocereus poco]
                                                   [Helianthocereus tarijensis]
                                                   [Lobivia formosa ssp. tarijensis]
                                                   [Trichocereus antezanae]
                                                   [Trichocereus poco]
                                                   [Trichocereus tarijensis]
                                               Echinopsis tarijensis ssp. bertramiana
                                                     [Echinopsis tarijensis ssp. herzogianus]
                                                     [Echinopsis tarijensis ssp. totorensis]
                                               Echinopsis tarijensis ssp. tarijensis
                                             Echinopsis tegeleriana
                                                   [Acantholobivia incuiensis]
                                                   [Acantholobivia tegeleriana]
                                                   [Lobivia akersii]
                                                   [Lobivia incuiensis]
                                                   [Lobivia tegeleriana]
                                             Echinopsis terscheckii
                                                   [Trichocereus terscheckii]
                                             Echinopsis thelegona
                                                   [Trichocereus thelegonus]
                                             Echinopsis thelegonoides
                                                   [Echinopsis rubinghiana]
                                                   [Trichocereus rubinghianus]
                                                   [Trichocereus thelegonoides]
                                             Echinopsis thionantha
                                                   [Acanthocalycium brevispinum]
                                                   [Acanthocalycium catamarcense]
                                                   [Acanthocalycium chionanthum]
                                                   [Acanthocalycium griseum]
                                                   [Acanthocalycium thionanthum]
                                                   [Echinocactus thionanthus]
                                                   [Echinopsis brevispina]
                                                   [Lobivia chionanthus]
                                                   [Lobivia thionantha]
                                               Echinopsis thionantha ssp. ferrarii
                                               Echinopsis thionantha ssp. glauca
                                               Echinopsis thionantha ssp. thionantha
                                             Echinopsis tiegeliana
                                                   [Hymenorebutia pusilla]
                                                   [Hymenorebutia tiegeliana]
                                                   [Lobivia fricii]
                                                   [Lobivia peclardiana var. albiflora]
                                                   [Lobivia peclardiana]
                                                   [Lobivia pusilla]
                                                   [Lobivia tiegeliana]
                                                   [Mediolobivia hirsutissima]
                                             Echinopsis torrecillasensis
                                             Echinopsis tunariensis
                                                   [Echinopsis taratensis]
                                                   [Trichocereus taratensis]
                                                   [Trichocereus tunariensis]
                                             Echinopsis uebelmanniana
                                             Echinopsis vallegrandensis
                                             Echinopsis vasquezii
                                                   [Trichocereus vasquezii]
                                             Echinopsis vatteri
                                             Echinopsis volliana
                                                   [Trichocereus vollianus]
                                             Echinopsis walteri
                                                   [Lobivia walteri]
                                             Echinopsis werdermanniana
                                                   [Echinopsis escayachensis]
                                                   [Echinopsis werdermannii]
                                                   [Helianthocereus escayachensis]
                                                   [Trichocereus escayachensis]
                                                   [Trichocereus werdermannianus]
                                             Echinopsis yungasensis
                                             Echinopsis yuquina
                                                   [Lobivia rauschii]
                                     Epiphyllum
                                           [Epiphyllum floribundum]
                                           [Phyllocactus]
                                             Epiphyllum anguliger
                                                   [Epiphyllum darrahii]
                                             Epiphyllum baueri
                                             Epiphyllum cartagense
                                                   [Phyllocactus cartagensis]
                                             Epiphyllum columbiense
                                             Epiphyllum costaricense
                                             Epiphyllum crenatum
                                               Epiphyllum crenatum ssp. crenatum
                                               Epiphyllum crenatum ssp. kimnachii
                                             Epiphyllum grandilobum
                                                   [Epiphyllum gigas]
                                                   [Phyllocactus grandilobus]
                                             Epiphyllum guatemalense
                                             Epiphyllum hookeri
                                               Epiphyllum hookeri ssp. columbiense
                                                     [Phyllocactus phyllanthus var. columbiensis]
                                               Epiphyllum hookeri ssp. guatemalense
                                               Epiphyllum hookeri ssp. hookeri
                                               Epiphyllum hookeri ssp. pittieri
                                             Epiphyllum laui
                                             Epiphyllum lepidocarpum
                                                   [Phyllocactus lepidocarpus]
                                             Epiphyllum macrocarpum
                                             Epiphyllum oxypetalum
                                             Epiphyllum phyllanthus
                                               Epiphyllum phyllanthus ssp. phyllanthus
                                               Epiphyllum phyllanthus ssp. rubrocoronatum
                                                     [Epiphyllum phyllanthus var. rubrocoronatum]
                                               Epiphyllum phyllanthus var. hookeri
                                             Epiphyllum pittieri
                                             Epiphyllum pumilum
                                                   [Epiphyllum caudatum]
                                             Epiphyllum rubrocoronatum
                                             Epiphyllum stenopetalum
                                             Epiphyllum strictum
                                             Epiphyllum thomasianum
                                                   [Phyllocactus thomasianus]
                                               Epiphyllum thomasianum ssp. costaricense
                                               Epiphyllum thomasianum ssp. thomasianum
                                             Epiphyllum trimetrale
                                     Epithelantha
                                             Epithelantha bokei
                                                   [Epithelantha micromeris var. bokei]
                                             Epithelantha micromeris
                                                   [Epithelantha densispina]
                                                   [Epithelantha greggii]
                                                   [Epithelantha micromeris ssp. greggii]
                                                   [Epithelantha micromeris ssp. micromeris]
                                                   [Epithelantha micromeris ssp. pachyrhiza]
                                                   [Epithelantha micromeris ssp. polycephala]
                                                   [Epithelantha micromeris ssp. unguispina]
                                                   [Epithelantha micromeris var. micromeris]
                                                   [Epithelantha micromeris var. pachyrhiza]
                                                   [Epithelantha micromeris var. polycephala]
                                                   [Epithelantha pachyrhiza]
                                                   [Epithelantha petri]
                                                   [Epithelantha petrii]
                                                   [Epithelantha polycephala]
                                                   [Epithelantha rufispina]
                                                   [Mammillaria micromeris var. greggii]
                                                   [Mammillaria micromeris var. unguispina]
                                                   [Mammillaria micromeris]
                                     Eriosyce
                                           [Chileorebutia]
                                           [Deamia]
                                           [Delaetia]
                                           [Eriosyce kunzei]
                                           [Horridocactus]
                                           [Islaya]
                                           [Neochilenia]
                                           [Pyrrhocactus]
                                           [Rimacactus]
                                           [Rodentiophila]
                                           [Thelocephala]
                                             Eriosyce aerocarpa
                                             Eriosyce andreaeana
                                             Eriosyce aspillagae
                                                   [Echinocactus aspillagae]
                                                   [Eriosyce aspillagae ssp. maechlerorum]
                                                   [Pyrrhocactus aspillagae]
                                             Eriosyce aurata
                                                   [Eriosyce algarrobensis]
                                                   [Eriosyce ceratistes]
                                                   [Eriosyce ihotzkyanae]
                                                   [Eriosyce lapampaensis]
                                                   [Eriosyce sandillon]
                                                   [Eriosyce spinibarbis]
                                             Eriosyce bulbocalyx
                                                   [Echinocactus bulbocalyx]
                                                   [Pyrrhocactus bulbocalyx]
                                                   [Pyrrhocactus dubius]
                                             Eriosyce calderana
                                                   [Eriosyce taltalensis ssp. pilispina]
                                                   [Pyrrhocactus calderianus]
                                                   [Pyrrhocactus pilispinus]
                                                   [Pyrrhocactus pulchellus]
                                             Eriosyce chilensis
                                                   [Echinocactus chilensis]
                                                   [Pyrrhocactus chilensis]
                                                   [Pyrrhocactus krausii]
                                             Eriosyce confinis
                                                   [Pyrrhocactus confinis]
                                             Eriosyce crispa
                                                   [Horridocactus crispus]
                                                   [Pyrrhocactus crispus]
                                               Eriosyce crispa ssp. crispa
                                               Eriosyce crispa ssp. totoralensis
                                             Eriosyce curvispina
                                                   [Horridocactus curvispinus]
                                                   [Horridocactus kesselringianus]
                                                   [Pyrrhocactus curvispinus]
                                               Eriosyce curvispina ssp. armata
                                               Eriosyce curvispina ssp. curvispina
                                               Eriosyce curvispina ssp. marksiana
                                             Eriosyce engleri
                                             Eriosyce eriosyzoides
                                                   [Horridocactus eriosyzoides]
                                                   [Pyrrhocactus eriosyzoides]
                                               Eriosyce eriosyzoides ssp. atroviridis
                                                     [Eriosyce crispa ssp. atroviridis]
                                               Eriosyce eriosyzoides ssp. eriosyzoides
                                             Eriosyce esmeraldana
                                                   [Chileorebutia esmeraldana]
                                                   [Thelocephala esmeraldana]
                                             Eriosyce garaventae
                                                   [Horridocactus garaventai]
                                                   [Pyrrhocactus garaventai]
                                                   [Pyrrhocactus subaianus]
                                             Eriosyce heinrichiana
                                                   [Eriosyce heinrichiana ssp. heinrichiana]
                                                   [Eriosyce heinrichiana ssp. intermedia]
                                                   [Horridocactus heinrichianus]
                                                   [Neochilenia deherdtiana]
                                                   [Pyrrhocactus chaniarensis]
                                                   [Pyrrhocactus chorosensis]
                                                   [Pyrrhocactus deherdtianus]
                                                   [Pyrrhocactus dimorphus]
                                                   [Pyrrhocactus heinrichianus]
                                                   [Pyrrhocactus intermedius]
                                                   [Pyrrhocactus jussieui]
                                                   [Pyrrhocactus trapichensis]
                                                   [Pyrrhocactus wagenknechtii]
                                             Eriosyce iquiquensis
                                                   [Eriosyce caligophila]
                                                   [Eriosyce recondita ssp. iquiquensis]
                                                   [Pyrrhocactus aricensis]
                                                   [Pyrrhocactus floribundus]
                                                   [Pyrrhocactus iquiquensis]
                                                   [Pyrrhocactus residuus]
                                                   [Pyrrhocactus saxifragus]
                                                   [Reicheocactus floribundus]
                                             Eriosyce islayensis
                                                   [Islaya islayensis]
                                               Eriosyce islayensis ssp. grandis
                                               Eriosyce islayensis ssp. islayensis
                                                     [Islaya islayensis var. minor]
                                               Eriosyce islayensis ssp. omasensis
                                             Eriosyce krausii
                                             Eriosyce laui
                                                   [Islaya laui]
                                                   [Rimacactus laui]
                                             Eriosyce limariensis
                                             Eriosyce marksiana
                                             Eriosyce megliolii
                                                   [Pyrrhocactus megliolii]
                                             Eriosyce napina
                                                   [Thelocephala napina]
                                               Eriosyce napina ssp. aerocarpa
                                               Eriosyce napina ssp. glabrescens
                                                     [Eriosyce odieri ssp. fulva]
                                                     [Eriosyce odieri ssp. glabrescens]
                                               Eriosyce napina ssp. lembckei
                                                     [Eriosyce napina ssp. duripulpa]
                                               Eriosyce napina ssp. napina
                                               Eriosyce napina ssp. tenebrica
                                             Eriosyce occulta
                                             Eriosyce odieri
                                                   [Neochilenia atra]
                                                   [Neochilenia pseudoreichei]
                                                   [Thelocephala odieri]
                                                   [Thelocephala reichei]
                                               Eriosyce odieri ssp. krausii
                                               Eriosyce odieri ssp. odieri
                                             Eriosyce omasensis
                                             Eriosyce paucicostata
                                                   [Eriosyce taltalensis ssp. paucicostata]
                                                   [Pyrrhocactus paucicostatus]
                                               Eriosyce paucicostata ssp. echinus
                                                     [Eriosyce taltalensis ssp. echinus]
                                               Eriosyce paucicostata ssp. floccosa
                                               Eriosyce paucicostata ssp. paucicostata
                                             Eriosyce recondita
                                                   [Eriosyce recondita ssp. recondita]
                                                   [Pyrrhocactus reconditus]
                                                   [Pyrrhocactus vexatus]
                                             Eriosyce rodentiophila
                                                   [Eriosyce megacarpa]
                                                   [Rodentiophila atacamensis]
                                                   [Rodentiophila megacarpa]
                                             Eriosyce senilis
                                                   [Echinocactus senilis]
                                               Eriosyce senilis ssp. coimasensis
                                               Eriosyce senilis ssp. senilis
                                                     [Eriosyce senilis ssp. elquiensis]
                                             Eriosyce simulans
                                                   [Eriosyce heinrichiana ssp. simulans]
                                                   [Pyrrhocactus simulans]
                                             Eriosyce sociabilis
                                             Eriosyce strausiana
                                                   [Pyrrhocactus strausianus]
                                               Eriosyce strausiana ssp. pachacoensis
                                               Eriosyce strausiana ssp. strausiana
                                             Eriosyce subgibbosa
                                               Eriosyce subgibbosa ssp. clavata
                                               Eriosyce subgibbosa ssp. subgibbosa
                                               Eriosyce subgibbosa ssp. vallenarensis
                                               Eriosyce subgibbosa ssp. wagenknechtii
                                             Eriosyce taltalensis
                                                   [Neochilenia neofusca]
                                                   [Pyrrhocactus taltalensis]
                                               Eriosyce taltalensis ssp. pygmaea
                                               Eriosyce taltalensis ssp. taltalensis
                                             Eriosyce tenebrica
                                             Eriosyce umadeave
                                                   [Pyrrhocactus umadeave]
                                             Eriosyce villicumensis
                                                   [Eriosyce vertongenii]
                                                   [Pyrrhocactus melanacanthus]
                                                   [Pyrrhocactus vertongenii]
                                                   [Pyrrhocactus villicumensis]
                                             Eriosyce villosa
                                     Escobaria
                                           [Cochiseia]
                                           [Neobesseya]
                                             Escobaria albicolumnaria
                                             Escobaria alversonii
                                                   [Coryphantha alversonii]
                                                   [Coryphantha vivipara var. alversonii]
                                                   [Escobaria vivipara var. alversonii]
                                                   [Mammillaria alversonii]
                                             Escobaria asperispina
                                             Escobaria chaffeyi
                                             Escobaria chihuahuensis
                                                   [Coryphantha strobiliformis]
                                                   [Echinocactus strobiliformis]
                                                   [Mammillaria strobiliformis]
                                               Escobaria chihuahuensis ssp. chihuahuensis
                                               Escobaria chihuahuensis ssp. henricksonii
                                             Escobaria chlorantha
                                             Escobaria cubensis
                                                   [Coryphantha cubensis]
                                             Escobaria dasyacantha
                                               Escobaria dasyacantha ssp. chaffeyi
                                                     [Escobaria dasyacantha var. chaffeyi]
                                               Escobaria dasyacantha ssp. dasyacantha
                                                     [Coryphantha dasyacantha var. dasyacantha]
                                                     [Escobaria dasyacantha var. dasyacantha]
                                             Escobaria duncanii
                                                   [Coryphantha duncanii]
                                                   [Escobaria dasyacantha var. duncanii]
                                                   [Mammillaria duncanii]
                                             Escobaria emskoetteriana
                                                   [Coryphantha robertii]
                                                   [Escobaria bella]
                                                   [Escobaria muehlbaueriana]
                                                   [Escobaria runyonii]
                                                   [Mammillaria emskoetteriana]
                                                   [Mammillaria robertii]
                                             Escobaria guadalupensis
                                             Escobaria henricksonii
                                             Escobaria hesteri
                                                   [Coryphantha hesteri]
                                                   [Mammillaria hesteri]
                                             Escobaria laredoi
                                                   [Coryphantha laredoi]
                                             Escobaria leei
                                             Escobaria lloydii
                                             Escobaria minima
                                                   [Coryphantha minima]
                                                   [Coryphantha nellieae]
                                                   [Escobaria nellieae]
                                                   [Mammillaria nellieae]
                                             Escobaria missouriensis
                                                   [Coryphantha missouriensis var. caespitosa]
                                                   [Coryphantha similis]
                                                   [Escobaria missouriensis var. caespitosa]
                                                   [Mammillaria roseiflora]
                                                   [Mammillaria similis]
                                                   [Neomammillaria similis]
                                               Escobaria missouriensis ssp. asperispina
                                               Escobaria missouriensis ssp. missouriensis
                                                     [Coryphantha missouriensis var. marstonii]
                                                     [Coryphantha missouriensis var. robustior]
                                                     [Escobaria missouriensis ssp. navajoensis]
                                                     [Escobaria missouriensis var. missouriensis]
                                                     [Mammillaria similis var. robustior]
                                               Escobaria missouriensis var. marstonii
                                               Escobaria missouriensis var. robustior
                                               Escobaria missouriensis var. similis
                                             Escobaria orcuttii
                                             Escobaria organensis
                                             Escobaria robbinsorum
                                                   [Cochiseia robbinsiorum]
                                                   [Coryphantha robbinsiorum]
                                                   [Coryphantha robbinsorum]
                                                   [Escobaria robbinsiorum]
                                             Escobaria sandbergii
                                             Escobaria sneedii
                                                   [Coryphantha strobiliformis var. durispina]
                                                   [Escobaria orcuttii var. koenigii]
                                                   [Escobaria orcuttii var. macraxima]
                                               Escobaria sneedii ssp. orcuttii
                                                     [Coryphantha strobiliformis var. orcuttii]
                                               Escobaria sneedii ssp. sneedii
                                                     [Coryphantha sneedii var. leei]
                                                     [Coryphantha sneedii var. sneedii]
                                                     [Escobaria sneedii ssp. leei]
                                                     [Escobaria sneedii var. leei]
                                                     [Escobaria sneedii var. sneedii]
                                             Escobaria tuberculosa
                                                   [Coryphantha dasyacantha var. varicolor]
                                                   [Coryphantha tuberculosa]
                                                   [Escobaria dasyacantha var. varicolor]
                                                   [Escobaria tuberculosa var. varicolor]
                                                   [Mammillaria tuberculosa]
                                                   [Mammillaria varicolor]
                                             Escobaria villardii
                                             Escobaria vivipara
                                                   [Cactus viviparus]
                                                   [Coryphantha aggregata]
                                                   [Coryphantha arizonica]
                                                   [Coryphantha bisbeeana]
                                                   [Coryphantha chlorantha]
                                                   [Coryphantha columnaris]
                                                   [Coryphantha deserti]
                                                   [Coryphantha fragrans]
                                                   [Coryphantha neomexicana]
                                                   [Coryphantha radiosa]
                                                   [Coryphantha vivipara var. arizonica]
                                                   [Coryphantha vivipara var. bisbeeana]
                                                   [Coryphantha vivipara var. buoflama]
                                                   [Coryphantha vivipara var. deserti]
                                                   [Coryphantha vivipara var. kaibabensis]
                                                   [Coryphantha vivipara var. neomexicana]
                                                   [Coryphantha vivipara var. radiosa]
                                                   [Coryphantha vivipara var. rosea]
                                                   [Coryphantha vivipara]
                                                   [Escobaria bisbeeana]
                                                   [Escobaria deserti]
                                                   [Escobaria neomexicana]
                                                   [Escobaria vivipara var. arizonica]
                                                   [Escobaria vivipara var. bisbeeana]
                                                   [Escobaria vivipara var. buoflama]
                                                   [Escobaria vivipara var. deserti]
                                                   [Escobaria vivipara var. kaibabensis]
                                                   [Escobaria vivipara var. neomexicana]
                                                   [Escobaria vivipara var. radiosa]
                                                   [Escobaria vivipara var. rosea]
                                                   [Escobaria vivipara var. vivipara]
                                                   [Mammillaria arizonica]
                                                   [Mammillaria deserti]
                                                   [Mammillaria fragrans]
                                                   [Mammillaria neomexicana]
                                                   [Mammillaria vivipara var. arizonica]
                                                   [Mammillaria vivipara var. borealis]
                                                   [Mammillaria vivipara var. deserti]
                                                   [Mammillaria vivipara var. neomexicana]
                                                   [Mammillaria vivipara var. radiosa]
                                                   [Mammillaria vivipara]
                                             Escobaria zilziana
                                                   [Coryphantha zilziana]
                                     Escontria
                                             Escontria chiotilla
                                                   [Myrtillocactus chiotilla]
                                     Espostoa
                                           [Pseudoespostoa]
                                           [Thrixanthocereus]
                                             Espostoa blossfeldiorum
                                                   [Thrixanthocereus blossfeldiorum]
                                                   [Thrixanthocereus longispinus]
                                             Espostoa calva
                                             Espostoa frutescens
                                             Espostoa guentheri
                                                   [Cephalocereus guentheri]
                                             Espostoa huanucoensis
                                             Espostoa hylaea
                                             Espostoa lanata
                                               Espostoa lanata ssp. huanucoensis
                                               Espostoa lanata ssp. lanata
                                               Espostoa lanata ssp. lanianuligera
                                               Espostoa lanata ssp. ruficeps
                                             Espostoa lanianuligera
                                             Espostoa laticornua
                                             Espostoa melanostele
                                               Espostoa melanostele ssp. melanostele
                                               Espostoa melanostele ssp. nana
                                             Espostoa mirabilis
                                             Espostoa nana
                                             Espostoa procera
                                             Espostoa ritteri
                                             Espostoa ruficeps
                                             Espostoa senilis
                                                   [Thrixanthocereus senilis]
                                             Espostoa superba
                                             Espostoa utcubambensis
                                     Espostoopsis
                                             Espostoopsis dybowskii
                                                   [Cephalocereus dybowskii]
                                                   [Coleocephalocereus dybowskii]
                                     Eulychnia
                                           [Philippicereus]
                                             Eulychnia acida
                                             Eulychnia aricensis
                                             Eulychnia breviflora
                                                   [Eulychnia barquitensis]
                                                   [Eulychnia procumbens]
                                             Eulychnia castanea
                                                   [Philippicereus castaneus]
                                             Eulychnia iquiquensis
                                               Eulychnia iquiquensis ssp. iquiquensis
                                               Eulychnia iquiquensis ssp. ritteri
                                             Eulychnia morromorenoensis
                                             Eulychnia ritteri
                                             Eulychnia saint-pieana
                                     Facheiroa
                                           [Zehntnerella]
                                             Facheiroa cephaliomelana
                                               Facheiroa cephaliomelana ssp. cephaliomelana
                                               Facheiroa cephaliomelana ssp. estevesii
                                             Facheiroa estevesii
                                             Facheiroa pilosa
                                             Facheiroa squamosa
                                                   [Facheiroa braunii]
                                                   [Facheiroa chaetacantha]
                                                   [Facheiroa squamosa ssp. polygona]
                                                   [Zehntnerella chaetacantha]
                                                   [Zehntnerella polygona]
                                                   [Zehntnerella squamulosa]
                                             Facheiroa tenebrosa
                                             Facheiroa ulei
                                                   [Facheiroa pubiflora]
                                     Ferocactus
                                             Ferocactus acanthodes
                                             Ferocactus alamosanus
                                               Ferocactus alamosanus ssp. alamosanus
                                               Ferocactus alamosanus ssp. reppenhagenii
                                             Ferocactus chrysacanthus
                                               Ferocactus chrysacanthus ssp. chrysacanthus
                                               Ferocactus chrysacanthus ssp. grandiflorus
                                             Ferocactus covillei
                                             Ferocactus crassihamatus
                                             Ferocactus cylindraceus
                                               Ferocactus cylindraceus ssp. cylindraceus
                                                     [Ferocactus acanthodes var. acanthodes]
                                                     [Ferocactus cylindraceus var. cylindraceus]
                                               Ferocactus cylindraceus ssp. eastwoodiae
                                                     [Ferocactus acanthodes var. eastwoodiae]
                                                     [Ferocactus cylindraceus var. eastwoodiae]
                                               Ferocactus cylindraceus ssp. lecontei
                                                     [Ferocactus acanthodes var. lecontei]
                                                     [Ferocactus cylindraceus var. lecontei]
                                               Ferocactus cylindraceus ssp. tortulispinus
                                                     [Ferocactus cylindraceus var. tortulospinus]
                                             Ferocactus diguetii
                                             Ferocactus eastwoodiae
                                             Ferocactus echidne
                                             Ferocactus emoryi
                                               Ferocactus emoryi ssp. covillei
                                               Ferocactus emoryi ssp. emoryi
                                               Ferocactus emoryi ssp. rectispinus
                                             Ferocactus flavovirens
                                             Ferocactus fordii
                                               Ferocactus fordii ssp. borealis
                                               Ferocactus fordii ssp. fordii
                                             Ferocactus glaucescens
                                             Ferocactus gracilis
                                               Ferocactus gracilis ssp. coloratus
                                               Ferocactus gracilis ssp. gatesii
                                               Ferocactus gracilis ssp. gracilis
                                                     [Ferocactus gracilis var. gracilis]
                                             Ferocactus haematacanthus
                                             Ferocactus hamatacanthus
                                               Ferocactus hamatacanthus ssp. hamatacanthus
                                                     [Ferocactus hamatacanthus var. hamatacanthus]
                                               Ferocactus hamatacanthus ssp. sinuatus
                                                     [Ferocactus hamatacanthus var. sinuatus]
                                             Ferocactus herrerae
                                             Ferocactus histrix
                                             Ferocactus johnstonianus
                                             Ferocactus latispinus
                                               Ferocactus latispinus ssp. greenwoodii
                                               Ferocactus latispinus ssp. latispinus
                                               Ferocactus latispinus ssp. spiralis
                                             Ferocactus lecontei
                                             Ferocactus lindsayi
                                             Ferocactus macrodiscus
                                               Ferocactus macrodiscus ssp. macrodiscus
                                               Ferocactus macrodiscus ssp. septentrionalis
                                             Ferocactus mathssonii
                                             Ferocactus peninsulae
                                             Ferocactus pilosus
                                             Ferocactus pottsii
                                             Ferocactus robustus
                                             Ferocactus santa-maria
                                                   [Ferocactus peninsulae ssp. santa-maria]
                                                   [Ferocactus townsendianus var. santa-maria]
                                                   [Ferocactus townsendianus var. santamaria]
                                             Ferocactus schwarzii
                                             Ferocactus tiburonensis
                                             Ferocactus townsendianus
                                             Ferocactus viridescens
                                             Ferocactus wislizeni
                                                   [Echinocactus wislizeni]
                                                   [Ferocactus wislizenii]
                                     Frailea
                                             Frailea alacriportana
                                             Frailea albicolumnaris
                                             Frailea albifusca
                                             Frailea asperispina
                                             Frailea aureinitens
                                             Frailea aureispina
                                             Frailea buenekeri
                                               Frailea buenekeri ssp. buenekeri
                                               Frailea buenekeri ssp. densispina
                                             Frailea buiningiana
                                             Frailea castanea
                                                   [Frailea castanea ssp. castanea]
                                                   [Frailea castanea ssp. harmoniana]
                                             Frailea cataphracta
                                                   [Frailea cataphracta ssp. cataphracta]
                                                   [Frailea cataphracta ssp. duchii]
                                                   [Frailea cataphracta ssp. melitae]
                                                   [Frailea cataphracta var. duchii]
                                                   [Frailea matoana]
                                                   [Frailea melitae]
                                                   [Frailea uhligiana]
                                             Frailea chiquitana
                                                   [Frailea pullispina]
                                             Frailea concepcionensis
                                             Frailea curvispina
                                             Frailea friedrichii
                                             Frailea fulviseta
                                                   [Frailea pygmaea ssp. fulviseta]
                                             Frailea gracillima
                                               Frailea gracillima ssp. gracillima
                                                     [Frailea gracillima ssp. albifusca]
                                               Frailea gracillima ssp. horstii
                                             Frailea grahliana
                                             Frailea horstii
                                             Frailea ignacionensis
                                             Frailea lepida
                                             Frailea mammifera
                                               Frailea mammifera ssp. angelesiae
                                               Frailea mammifera ssp. mammifera
                                             Frailea moseriana
                                             Frailea perumbilicata
                                             Frailea phaeodisca
                                                   [Frailea perbella]
                                             Frailea pseudogracillima
                                             Frailea pseudopulcherrima
                                             Frailea pumila
                                                   [Frailea albiareolata]
                                                   [Frailea carminifilamentosa]
                                                   [Frailea deminuta]
                                                   [Frailea knippeliana]
                                                   [Frailea pumila ssp. albiareolata]
                                                   [Frailea pumila ssp. deminuta]
                                                   [Frailea pumila ssp. maior]
                                                   [Frailea pumila ssp. pumila]
                                                   [Frailea pumila var. maior]
                                             Frailea pygmaea
                                                   [Frailea pulcherrima]
                                               Frailea pygmaea ssp. albicolumnaris
                                               Frailea pygmaea ssp. pygmaea
                                                     [Frailea pygmaea ssp. altigibbera]
                                                     [Frailea pygmaea ssp. asperispina]
                                                     [Frailea pygmaea ssp. aureinitens]
                                                     [Frailea pygmaea ssp. aureispina]
                                                     [Frailea pygmaea ssp. lilalunula]
                                                     [Frailea pygmaea var. altigibbera]
                                                     [Frailea pygmaea var. lilalunula]
                                               Frailea pygmaea ssp. tuyensis
                                                     [Frailea cataphracta ssp. tuyensis]
                                                     [Frailea cataphracta var. tuyensis]
                                             Frailea schilinzkyana
                                               Frailea schilinzkyana ssp. concepcionensis
                                               Frailea schilinzkyana ssp. schilinzkyana
                                                     [Frailea grahliana ssp. grahliana]
                                                     [Frailea grahliana ssp. moseriana]
                                             Frailea ybatense
                                     Geohintonia
                                             Geohintonia mexicana
                                     Grusonia
                                             Grusonia aggeria
                                                   [Opuntia aggeria]
                                             Grusonia bradtiana
                                                   [Opuntia bradtiana]
                                             Grusonia clavata
                                                   [Opuntia clavata]
                                             Grusonia densispina
                                                   [Opuntia densispina]
                                             Grusonia emoryi
                                                   [Opuntia standlyi]
                                                   [Opuntia stanlyi]
                                             Grusonia grahamii
                                                   [Opuntia agglomerata]
                                                   [Opuntia grahami]
                                                   [Opuntia grahamii]
                                                   [Opuntia schottii var. grahamii]
                                             Grusonia kunzei
                                                   [Opuntia kunzei]
                                                   [Opuntia stanlyi var. kunzei]
                                                   [Opuntia stanlyi var. peeblesiana]
                                                   [Opuntia wrightiana]
                                             Grusonia parishii
                                                   [Opuntia parishii]
                                                   [Opuntia stanlyi var. parishii]
                                             Grusonia pulchella
                                                   [Opuntia barkleyana]
                                                   [Opuntia brachyrhopalica]
                                                   [Opuntia gracilicylindrica]
                                                   [Opuntia pulchella]
                                                   [Opuntia pygmaea]
                                                   [Opuntia spectatissima]
                                                   [Opuntia tuberculosirhopalica]
                                                   [Opuntia wiegandii]
                                             Grusonia robertsii
                                             Grusonia schottii
                                                   [Opuntia schottii]
                                     Gymnocalycium
                                           [Brachycalycium]
                                           [Gymnocalycium hybopleurum]
                                           [Gymnocalycium hyptiacanthum]
                                           [Gymnocalycium leptanthum]
                                           [Gymnocalycium mucidum]
                                           [Gymnocalycium netrelianum]
                                           [Gymnocalycium parvulum]
                                           [Gymnocalycium platense]
                                           [Gymnocalycium quehlianum]
                                             Gymnocalycium achirasense
                                             Gymnocalycium acorrugatum
                                             Gymnocalycium alboareolatum
                                             Gymnocalycium amerhauseri
                                                   [Gymnocalycium walteri]
                                             Gymnocalycium andreae
                                                   [Gymnocalycium andreae ssp. andreae]
                                                   [Gymnocalycium andreae ssp. carolinense]
                                             Gymnocalycium anisitsii
                                               Gymnocalycium anisitsii ssp. anisitsii
                                               Gymnocalycium anisitsii ssp. damsii
                                                     [Gymnocalycium anisitsii ssp. multiproliferum]
                                             Gymnocalycium antherostele
                                             Gymnocalycium armatum
                                             Gymnocalycium baldianum
                                                   [Echinocactus baldianus]
                                                   [Gymnocalycium rosae]
                                             Gymnocalycium bayrianum
                                             Gymnocalycium berchtii
                                                   [Gymnocalycium poeschlii]
                                                   [Gymnocalycium terweemeanum]
                                             Gymnocalycium bodenbenderianum
                                                   [Echinocactus bodenbenderianus]
                                                   [Gymnocalycium bodenbenderianum ssp. bodenbenderianum]
                                                   [Gymnocalycium bodenbenderianus]
                                                   [Gymnocalycium piltziorum]
                                                   [Gymnocalycium riojense ssp. kozelskyanum]
                                                   [Gymnocalycium riojense ssp. paucispinum]
                                                   [Gymnocalycium riojense ssp. piltziorum]
                                                   [Gymnocalycium riojense ssp. riojense]
                                                   [Gymnocalycium riojense]
                                             Gymnocalycium borthii
                                             Gymnocalycium bozsingianum
                                             Gymnocalycium brachyanthum
                                             Gymnocalycium brachypetalum
                                             Gymnocalycium bruchii
                                                   [Gymnocalycium albispinum]
                                                   [Gymnocalycium papschii]
                                             Gymnocalycium buenekeri
                                             Gymnocalycium calochlorum
                                                   [Gymnocalycium proliferum]
                                                   [Gymnocalycium sigelianum]
                                             Gymnocalycium capillaense
                                                   [Gymnocalycium deeszianum]
                                                   [Gymnocalycium fischeri]
                                                   [Gymnocalycium sutterianum]
                                             Gymnocalycium cardenasianum
                                             Gymnocalycium castellanosii
                                               Gymnocalycium castellanosii ssp. acorrugatum
                                               Gymnocalycium castellanosii ssp. castellanosii
                                               Gymnocalycium castellanosii ssp. ferocior
                                                     [Gymnocalycium mostii ssp. ferocius]
                                             Gymnocalycium chiquitanum
                                                   [Gymnocalycium hammerschmidii]
                                                   [Gymnocalycium paediophilum]
                                                   [Gymnocalycium pediophilum]
                                             Gymnocalycium chubutense
                                             Gymnocalycium chuquisacanum
                                             Gymnocalycium damsii
                                             Gymnocalycium delaetii
                                             Gymnocalycium denudatum
                                                   [Gymnocalycium megalothelon]
                                             Gymnocalycium erinaceum
                                             Gymnocalycium eurypleurum
                                             Gymnocalycium eytianum
                                             Gymnocalycium ferox
                                             Gymnocalycium ferrarii
                                             Gymnocalycium gerardii
                                             Gymnocalycium gibbosum
                                               Gymnocalycium gibbosum ssp. borthii
                                               Gymnocalycium gibbosum ssp. gibbosum
                                                     [Gymnocalycium gibbosum ssp. ferox]
                                             Gymnocalycium glaucum
                                               Gymnocalycium glaucum ssp. ferrarii
                                               Gymnocalycium glaucum ssp. glaucum
                                             Gymnocalycium hamatum
                                             Gymnocalycium horridispinum
                                             Gymnocalycium horstii
                                               Gymnocalycium horstii ssp. buenekeri
                                               Gymnocalycium horstii ssp. horstii
                                             Gymnocalycium hossei
                                                   [Gymnocalycium mazanense]
                                                   [Gymnocalycium nidulans]
                                                   [Gymnocalycium weissianum]
                                             Gymnocalycium izozogsii
                                             Gymnocalycium joossensianum
                                             Gymnocalycium kieslingii
                                             Gymnocalycium kroenleinii
                                             Gymnocalycium lagunillasense
                                             Gymnocalycium leeanum
                                             Gymnocalycium loricatum
                                             Gymnocalycium mackieanum
                                             Gymnocalycium marquezii
                                             Gymnocalycium marsoneri
                                               Gymnocalycium marsoneri ssp. marsoneri
                                               Gymnocalycium marsoneri ssp. matoense
                                             Gymnocalycium matoense
                                             Gymnocalycium megatae
                                             Gymnocalycium mesopotamicum
                                                   [Gymnocalycium angelae]
                                             Gymnocalycium michoga
                                             Gymnocalycium mihanovichii
                                             Gymnocalycium millaresii
                                             Gymnocalycium monvillei
                                               Gymnocalycium monvillei ssp. achirasense
                                               Gymnocalycium monvillei ssp. horridispinum
                                               Gymnocalycium monvillei ssp. monvillei
                                                     [Gymnocalycium monvillei ssp. brachyanthum]
                                                     [Gymnocalycium monvillei ssp. gertrudae]
                                                     [Gymnocalycium monvillei var. gertrudae]
                                             Gymnocalycium mostii
                                                   [Gymnocalycium bicolor]
                                                   [Gymnocalycium grandiflorum]
                                                   [Gymnocalycium immemoratum]
                                                   [Gymnocalycium kurtzianum]
                                                   [Gymnocalycium tobuschianum]
                                                   [Gymnocalycium valnicekianum]
                                             Gymnocalycium multiflorum
                                             Gymnocalycium neuhuberi
                                             Gymnocalycium nigriareolatum
                                             Gymnocalycium ochoterenae
                                                   [Gymnocalycium bodenbenderianum ssp. intertextum]
                                                   [Gymnocalycium intertextum]
                                                   [Gymnocalycium moserianum]
                                                   [Gymnocalycium ochoterenae ssp. herbsthoferianum]
                                                   [Gymnocalycium ochoterenae ssp. ochoterenae]
                                                   [Gymnocalycium ochoterenae ssp. vatteri]
                                                   [Gymnocalycium vatteri]
                                             Gymnocalycium oenanthemum
                                                   [Gymnocalycium ambatoense]
                                                   [Gymnocalycium carminanthum]
                                                   [Gymnocalycium tillianum]
                                             Gymnocalycium onychacanthum
                                             Gymnocalycium paraguayense
                                                   [Gymnocalycium fleischerianum var. anoplum]
                                                   [Gymnocalycium fleischerianum var. fleischerianum]
                                                   [Gymnocalycium fleischerianum]
                                                   [Gymnocalycium paraguayense f. fleischerianum]
                                             Gymnocalycium pflanzii
                                               Gymnocalycium pflanzii ssp. argentinense
                                               Gymnocalycium pflanzii ssp. pflanzii
                                               Gymnocalycium pflanzii ssp. zegarrae
                                             Gymnocalycium pseudomalacocarpus
                                             Gymnocalycium pugionacanthum
                                                   [Gymnocalycium catamarcense ssp. acinacispinum]
                                                   [Gymnocalycium catamarcense ssp. catamarcense]
                                                   [Gymnocalycium catamarcense ssp. schmidianum]
                                                   [Gymnocalycium catamarcense]
                                             Gymnocalycium ragonesei
                                             Gymnocalycium reductum
                                               Gymnocalycium reductum var. leeanum
                                               Gymnocalycium reductum var. reductum
                                             Gymnocalycium rhodantherum
                                             Gymnocalycium riograndense
                                             Gymnocalycium ritterianum
                                                   [Gymnocalycium jochumii]
                                             Gymnocalycium robustum
                                             Gymnocalycium saglionis
                                                   [Brachycalycium tilcarense]
                                                   [Gymnocalycium saglione]
                                                   [Gymnocalycium saglionis ssp. saglionis]
                                                   [Gymnocalycium saglionis ssp. tilcarense]
                                                   [Gymnocalycium tilcarense]
                                             Gymnocalycium schatzlianum
                                             Gymnocalycium schickendantzii
                                               Gymnocalycium schickendantzii ssp. delaetii
                                               Gymnocalycium schickendantzii ssp. schickendantzii
                                             Gymnocalycium schroederianum
                                                   [Gymnocalycium erolesii]
                                                   [Gymnocalycium schroederianum ssp. bayense]
                                                   [Gymnocalycium schroederianum ssp. paucicostatum]
                                                   [Gymnocalycium schroederianum ssp. schroederianum]
                                             Gymnocalycium schuetzianum
                                             Gymnocalycium spegazzinii
                                               Gymnocalycium spegazzinii ssp. cardenasianum
                                               Gymnocalycium spegazzinii ssp. spegazzinii
                                             Gymnocalycium stellatum
                                                   [Gymnocalycium asterium]
                                                   [Gymnocalycium obductum]
                                                   [Gymnocalycium stellatum ssp. occultum]
                                                   [Gymnocalycium stellatum ssp. stellatum]
                                             Gymnocalycium stenopleurum
                                             Gymnocalycium striglianum
                                             Gymnocalycium stuckertii
                                             Gymnocalycium taningaense
                                                   [Gymnocalycium gaponii]
                                             Gymnocalycium tudae
                                             Gymnocalycium uebelmannianum
                                             Gymnocalycium uruguayense
                                                   [Gymnocalycium artigas]
                                                   [Gymnocalycium guerkeanum]
                                                   [Gymnocalycium melanocarpum]
                                                   [Gymnocalycium rauschii]
                                             Gymnocalycium zegarrae
                                     Haageocereus
                                             Haageocereus acanthocladus
                                             Haageocereus achaetus
                                             Haageocereus acranthus
                                               Haageocereus acranthus ssp. acranthus
                                               Haageocereus acranthus ssp. olowinskianus
                                             Haageocereus aureispinus
                                             Haageocereus chilensis
                                                   [Haageocereus fascicularis]
                                             Haageocereus chryseus
                                             Haageocereus clavispinus
                                             Haageocereus decumbens
                                                   [Borzicactus decumbens]
                                                   [Haageocereus ambiguus]
                                                   [Haageocereus australis]
                                                   [Haageocereus chalaensis]
                                                   [Haageocereus litoralis]
                                                   [Haageocereus mamillatus var. brevior]
                                                   [Haageocereus multicolorispinus]
                                                   [Haageocereus subtilispinus]
                                             Haageocereus deflexispinus
                                             Haageocereus dichromus
                                             Haageocereus divaricatispinus
                                             Haageocereus fulvus
                                             Haageocereus icensis
                                             Haageocereus lachayensis
                                             Haageocereus longiareolatus
                                             Haageocereus mamillatus
                                             Haageocereus olowinskianus
                                             Haageocereus pacalaensis
                                                   [Haageocereus horrens]
                                                   [Haageocereus laredensis]
                                                   [Haageocereus repens]
                                                   [Haageocereus tenuispinus]
                                             Haageocereus pachystele
                                             Haageocereus paradoxus
                                             Haageocereus peniculatus
                                             Haageocereus piliger
                                             Haageocereus platinospinus
                                                   [Haageocereus pluriflorus]
                                             Haageocereus pseudoacranthus
                                             Haageocereus pseudomelanostele
                                                   [Haageocereus akersii]
                                                   [Haageocereus albispinus]
                                                   [Haageocereus chosicensis]
                                                   [Haageocereus chrysacanthus]
                                                   [Haageocereus crassiareolatus]
                                               Haageocereus pseudomelanostele ssp. acanthocladus
                                               Haageocereus pseudomelanostele ssp. aureispinus
                                               Haageocereus pseudomelanostele ssp. chryseus
                                               Haageocereus pseudomelanostele ssp. pseudomelanostele
                                                     [Haageocereus pseudomelanostele ssp. carminiflorus]
                                                     [Haageocereus pseudomelanostele var. carminiflorus]
                                               Haageocereus pseudomelanostele ssp. turbidus
                                             Haageocereus pseudoversicolor
                                                   [Haageocereus icosagonoides]
                                             Haageocereus setosus
                                             Haageocereus symmetros
                                             Haageocereus tenuis
                                                   [Haageocereus decumbens ssp. tenuis]
                                                   [Haageocereus lanugispinus]
                                             Haageocereus turbidus
                                             Haageocereus versicolor
                                             Haageocereus vulpes
                                             Haageocereus zangalensis
                                             Haageocereus zonatus
                                     Harrisia
                                           [Eriocereus]
                                           [Roseocereus]
                                             Harrisia aboriginum
                                             Harrisia adscendens
                                             Harrisia balansae
                                             Harrisia brookii
                                             Harrisia divaricata
                                             Harrisia earlei
                                             Harrisia eriophora
                                             Harrisia fernowii
                                             Harrisia fragrans
                                             Harrisia gracilis
                                                   [Harrisia donae-antoniae]
                                             Harrisia hurstii
                                             Harrisia martinii
                                                   [Eriocereus martinii]
                                             Harrisia nashii
                                             Harrisia pomanensis
                                                   [Harrisia bonplandii]
                                                   [Harrisia pomanensis ssp. pomanensis]
                                             Harrisia portoricensis
                                             Harrisia regelii
                                                   [Harrisia pomanensis ssp. regelii]
                                             Harrisia simpsonii
                                             Harrisia taetra
                                             Harrisia taylorii
                                             Harrisia tetracantha
                                                   [Roseocereus tephracanthus]
                                             Harrisia tortuosa
                                     Hatiora
                                           [Epiphyllopsis]
                                           [Hatiora X graeseri]
                                           [Pseudozygocactus]
                                           [Rhipsalidopsis]
                                             Hatiora cylindrica
                                             Hatiora epiphylloides
                                                   [Pseudozygocactus epiphylloides]
                                               Hatiora epiphylloides ssp. bradei
                                                     [Pseudozygocactus epiphylloides ssp. bradei]
                                                     [Pseudozygocactus epiphylloides var. bradei]
                                               Hatiora epiphylloides ssp. epiphylloides
                                             Hatiora gaertneri
                                                   [Epiphyllopsis gaertneri]
                                                   [Rhipsalidopsis gaertneri]
                                                   [Schlumbergera gaertneri]
                                             Hatiora herminiae
                                                   [Rhipsalis herminiae]
                                             Hatiora rosea
                                                   [Rhipsalidopsis rosea]
                                             Hatiora salicornioides
                                                   [Hatiora bambusoides]
                                     Hylocereus
                                           [Hyalocereus]
                                           [Hylocereus microcladus]
                                           [Mediocactus]
                                           [Wilmattea]
                                             Hylocereus calcaratus
                                             Hylocereus costaricensis
                                             Hylocereus escuintlensis
                                             Hylocereus extensus
                                                   [Selenicereus extensus]
                                             Hylocereus guatemalensis
                                             Hylocereus megalanthus
                                                   [Mediocactus megalanthus]
                                                   [Selenicereus megalanthus]
                                             Hylocereus minutiflorus
                                                   [Wilmattea minutiflora]
                                             Hylocereus monacanthus
                                                   [Hyalocereus lemairei]
                                                   [Hylocereus estebanensis]
                                                   [Hylocereus lemairei]
                                                   [Hylocereus peruvianus]
                                                   [Hylocereus polyrhizus]
                                                   [Hylocereus scandens]
                                                   [Hylocereus venezuelensis]
                                                   [Wilmattea venezuelensis]
                                             Hylocereus ocamponis
                                                   [Hylocereus purpusii]
                                             Hylocereus setaceus
                                                   [Mediocactus hassleri]
                                                   [Mediocactus lindmanii]
                                                   [Selenicereus rizzini]
                                                   [Selenicereus setaceus]
                                             Hylocereus stenopterus
                                             Hylocereus triangularis
                                                   [Hylocereus antiguensis]
                                                   [Hylocereus compressus]
                                                   [Hylocereus cubensis]
                                                   [Hylocereus napoleonis]
                                                   [Hylocereus plumieri]
                                                   [Hylocereus trigonus]
                                             Hylocereus tricae
                                                   [Selenicereus tricae]
                                             Hylocereus undatus
                                                   [Hyalocereus undatus]
                                     Jasminocereus
                                             Jasminocereus thouarsii
                                                   [Jasminocereus galapagensis]
                                                   [Jasminocereus howellii]
                                                   [Jasminocereus sclerocarpus]
                                     Lasiocereus
                                             Lasiocereus fulvus
                                             Lasiocereus rupicola
                                     Leocereus
                                             Leocereus bahiensis
                                                   [Leocereus bahiensis ssp. barreirensis]
                                                   [Leocereus bahiensis ssp. exiguospinus]
                                                   [Leocereus bahiensis ssp. robustispinus]
                                                   [Leocereus bahiensis ssp. urandianus]
                                                   [Leocereus bahiensis var. barreirensis]
                                                   [Leocereus bahiensis var. exiguospinus]
                                                   [Leocereus bahiensis var. robustispinus]
                                                   [Leocereus urandianus]
                                             Leocereus paulensis
                                     Lepismium
                                             Lepismium cruciforme
                                                   [Rhipsalis squamulosa]
                                             Lepismium gibberulum
                                             Lepismium houlletianum
                                                   [Rhipsalis houlletiana]
                                             Lepismium incachacanum
                                                   [Rhipsalis incachacana]
                                             Lepismium lorentzianum
                                                   [Rhipsalis lorentziana]
                                             Lepismium lumbricoides
                                                   [Lepismium aculeatum]
                                                   [Rhipsalis aculeata]
                                                   [Rhipsalis leucorhaphis]
                                                   [Rhipsalis loefgrenii]
                                             Lepismium paradoxum
                                             Lepismium pittieri
                                             Lepismium pulvinigerum
                                             Lepismium puniceodiscus
                                             Lepismium tucumanense
                                             Lepismium warmingianum
                                                   [Lepismium lineare]
                                                   [Rhipsalis gonocarpa]
                                                   [Rhipsalis linearis]
                                                   [Rhipsalis warmingiana]
                                     Leptocereus
                                           [Neoabbottia]
                                             Leptocereus arboreus
                                             Leptocereus assurgens
                                                   [Leptocereus ekmanii]
                                                   [Leptocereus prostratus]
                                             Leptocereus carinatus
                                             Leptocereus grantianus
                                                   [Neoabbottia grantiana]
                                             Leptocereus leonii
                                             Leptocereus paniculatus
                                                   [Neoabbottia paniculata]
                                             Leptocereus quadricostatus
                                             Leptocereus scopulophilus
                                             Leptocereus sylvestris
                                                   [Leptocereus maxonii]
                                                   [Leptocereus santamarinae]
                                             Leptocereus weingartianus
                                             Leptocereus wrightii
                                     Leuchtenbergia
                                             Leuchtenbergia principis
                                     Loberia
                                     Lophophora
                                             Lophophora diffusa
                                             Lophophora fricii
                                             Lophophora williamsii
                                                   [Lophophora williamsii var. echinata]
                                     Maihuenia
                                             Maihuenia patagonica
                                                   [Maihuenia albolanata]
                                                   [Maihuenia brachydelphys]
                                                   [Maihuenia cumulata]
                                                   [Maihuenia latispina]
                                                   [Maihuenia valentinii]
                                             Maihuenia poeppigii
                                                   [Maihuenia philippii]
                                     Maihueniopsis
                                           [Puna]
                                             Maihueniopsis archiconoidea
                                                   [Opuntia archiconoidea]
                                             Maihueniopsis clavarioides
                                                   [Opuntia clavarioides]
                                                   [Puna clavarioides]
                                             Maihueniopsis conoidea
                                                   [Opuntia conoidea]
                                                   [Tephrocactus conoideus]
                                             Maihueniopsis darwinii
                                                   [Opuntia darwinii]
                                             Maihueniopsis glomerata
                                                   [Maihueniopsis albomarginata]
                                                   [Maihueniopsis atacamensis]
                                                   [Maihueniopsis camachoi]
                                                   [Maihueniopsis colorea]
                                                   [Maihueniopsis crassispina]
                                                   [Maihueniopsis domeykoensis]
                                                   [Maihueniopsis grandiflora]
                                                   [Maihueniopsis leoncito]
                                                   [Maihueniopsis leptoclada]
                                                   [Maihueniopsis mandragora]
                                                   [Maihueniopsis molfinoi]
                                                   [Maihueniopsis neuquensis]
                                                   [Maihueniopsis ovallei]
                                                   [Maihueniopsis ovata]
                                                   [Maihueniopsis rahmeri]
                                                   [Maihueniopsis tarapacana]
                                                   [Opuntia atacamensis]
                                                   [Opuntia camachoi]
                                                   [Opuntia colorea]
                                                   [Opuntia crassipina]
                                                   [Opuntia crassispina]
                                                   [Opuntia domeykoensis]
                                                   [Opuntia glomerata]
                                                   [Opuntia llanos-de-huanta]
                                                   [Opuntia ovata]
                                                   [Opuntia rahmeri]
                                                   [Opuntia tarapacana]
                                                   [Opuntia wagenknechtii]
                                                   [Opuntia wetmorei]
                                                   [Tephrocactus atacamensis]
                                                   [Tephrocactus camachoi]
                                                   [Tephrocactus coloreus]
                                                   [Tephrocactus glomeratus]
                                                   [Tephrocactus hickenii]
                                                   [Tephrocactus neuquensis]
                                                   [Tephrocactus reicheanus]
                                                   [Tephrocactus russellii]
                                                   [Tephrocactus tarapacanus]
                                             Maihueniopsis hypogaea
                                             Maihueniopsis minuta
                                                   [Opuntia minuta]
                                                   [Tephrocactus mandragora]
                                                   [Tephrocactus minutus]
                                             Maihueniopsis pentlandii
                                             Maihueniopsis subterranea
                                                   [Cumulopuntia subterranea]
                                                   [Opuntia subterranea]
                                                   [Puna subterranea]
                                                   [Tephrocactus subterraneus]
                                                   [Tephrocactus variiflorus]
                                     Mammillaria
                                           [Cactus]
                                           [Cochemiea]
                                           [Dolichothele]
                                           [Krainzia]
                                           [Mamillopsis]
                                           [Mammillaria goodridgii]
                                           [Mammillaria hamata]
                                           [Mammillaria lloydii]
                                           [Mammillaria mieheana]
                                           [Mammillaria scheinvariana]
                                           [Mammilloydia]
                                           [Neomammillaria]
                                           [Oehmea]
                                           [Phellosperma]
                                           [Pseudomammillaria]
                                           [Solisia]
                                             Mammillaria aggregata
                                             Mammillaria alamensis
                                             Mammillaria albata
                                             Mammillaria albescens
                                             Mammillaria albicans
                                               Mammillaria albicans ssp. albicans
                                               Mammillaria albicans ssp. fraileana
                                             Mammillaria albicolumnaria
                                             Mammillaria albicoma
                                             Mammillaria albiflora
                                             Mammillaria albilanata
                                               Mammillaria albilanata ssp. albilanata
                                               Mammillaria albilanata ssp. oaxacana
                                               Mammillaria albilanata ssp. reppenhagenii
                                               Mammillaria albilanata ssp. tegelbergiana
                                             Mammillaria angelensis
                                             Mammillaria anniana
                                             Mammillaria apamensis
                                             Mammillaria applanata
                                             Mammillaria arida
                                             Mammillaria armillata
                                                   [Mammillaria armillata ssp. armillata]
                                             Mammillaria aureilanata
                                             Mammillaria aureispina
                                             Mammillaria aureoviridis
                                             Mammillaria aurihamata
                                             Mammillaria backebergiana
                                               Mammillaria backebergiana ssp. backebergiana
                                               Mammillaria backebergiana ssp. ernestii
                                             Mammillaria bambusiphila
                                             Mammillaria barbata
                                                   [Mammillaria garessii]
                                                   [Mammillaria morricalii]
                                                   [Mammillaria santaclarensis]
                                             Mammillaria baumii
                                                   [Dolichothele baumii]
                                                   [Mammillaria radiaissima]
                                             Mammillaria baxteriana
                                             Mammillaria beiselii
                                             Mammillaria bella
                                             Mammillaria beneckei
                                                   [Dolichothele balsasoides]
                                                   [Dolichothele beneckei]
                                                   [Dolichothele nelsonii]
                                                   [Mammillaria balsasoides]
                                                   [Mammillaria barkeri]
                                                   [Mammillaria colonensis]
                                                   [Mammillaria guiengolensis]
                                                   [Oehmea beneckei]
                                             Mammillaria berkiana
                                             Mammillaria bernalensis
                                             Mammillaria blossfeldiana
                                                   [Mammillaria shurliana]
                                             Mammillaria bocasana
                                                   [Mammillaria bocasana ssp. bocasana]
                                                   [Mammillaria bocasana ssp. eschauzieri]
                                                   [Mammillaria hirsuta]
                                                   [Mammillaria knebeliana]
                                                   [Mammillaria kunzeana]
                                                   [Mammillaria longicoma]
                                             Mammillaria bocensis
                                                   [Mammillaria neoschwarzeana]
                                                   [Mammillaria rubida]
                                             Mammillaria boelderliana
                                             Mammillaria bombycina
                                               Mammillaria bombycina ssp. bombycina
                                               Mammillaria bombycina ssp. perezdelarosae
                                             Mammillaria boolii
                                             Mammillaria brandegeei
                                               Mammillaria brandegeei ssp. brandegeei
                                               Mammillaria brandegeei ssp. gabbii
                                                     [Mammillaria brandegeei ssp. lewisiana]
                                               Mammillaria brandegeei ssp. glareosa
                                             Mammillaria brevicrinita
                                             Mammillaria bullardiana
                                             Mammillaria caerulea
                                             Mammillaria calleana
                                             Mammillaria camptotricha
                                             Mammillaria candida
                                                   [Mammillaria estanzuelensis]
                                                   [Mammillaria ortiz-rubiona]
                                                   [Mammilloydia candida]
                                             Mammillaria capensis
                                             Mammillaria carmenae
                                             Mammillaria carnea
                                             Mammillaria carretii
                                             Mammillaria centralifera
                                             Mammillaria centraliplumosa
                                             Mammillaria cerralboa
                                                   [Mammillaria armillata ssp. cerralboa]
                                             Mammillaria chapinensis
                                             Mammillaria chiapensis
                                             Mammillaria chionocephala
                                             Mammillaria coahuilensis
                                                   [Mammillaria albiarmata]
                                                   [Mammillaria coahuilensis ssp. albiarmata]
                                                   [Mammillaria coahuilensis ssp. coahuilensis]
                                                   [Mammillaria heyderi ssp. coahuilensis]
                                             Mammillaria collinsii
                                             Mammillaria columbiana
                                               Mammillaria columbiana ssp. columbiana
                                               Mammillaria columbiana ssp. yucatanensis
                                             Mammillaria compressa
                                                   [Mammillaria esseriana]
                                               Mammillaria compressa ssp. centralifera
                                               Mammillaria compressa ssp. compressa
                                             Mammillaria confusa
                                             Mammillaria crassimammillis
                                             Mammillaria crassior
                                             Mammillaria crinita
                                                   [Mammillaria pubispina]
                                               Mammillaria crinita ssp. crinita
                                               Mammillaria crinita ssp. leucantha
                                               Mammillaria crinita ssp. wildii
                                             Mammillaria crucigera
                                                   [Mammillaria buchenaui]
                                               Mammillaria crucigera ssp. crucigera
                                               Mammillaria crucigera ssp. tlalocii
                                             Mammillaria dasyacantha
                                             Mammillaria dawsonii
                                             Mammillaria decipiens
                                                   [Pseudomammillaria decipiens]
                                               Mammillaria decipiens ssp. albescens
                                               Mammillaria decipiens ssp. camptotricha
                                                     [Mammillaria decipiens var. camptotricha]
                                               Mammillaria decipiens ssp. decipiens
                                             Mammillaria deherdtiana
                                               Mammillaria deherdtiana ssp. deherdtiana
                                               Mammillaria deherdtiana ssp. dodsonii
                                             Mammillaria densispina
                                                   [Mammillaria buxbaumeriana]
                                             Mammillaria dioica
                                                   [Mammillaria dioica var. incerta]
                                               Mammillaria dioica ssp. angelensis
                                               Mammillaria dioica ssp. dioica
                                               Mammillaria dioica ssp. estebanensis
                                             Mammillaria discolor
                                                   [Mammillaria discolor ssp. discolor]
                                                   [Mammillaria discolor ssp. esperanzaensis]
                                                   [Mammillaria ochoterenae]
                                                   [Mammillaria pachyrhiza]
                                                   [Mammillaria schmollii]
                                             Mammillaria dixanthocentron
                                             Mammillaria dodsonii
                                             Mammillaria dumetorum
                                             Mammillaria duoformis
                                                   [Mammillaria claviformis]
                                                   [Mammillaria erythrocalix]
                                                   [Mammillaria rossiana]
                                             Mammillaria durispina
                                             Mammillaria duwei
                                             Mammillaria eichlamii
                                                   [Mammillaria voburnensis ssp. eichlamii]
                                                   [Mammillaria voburnensis var. eichlamii]
                                             Mammillaria ekmanii
                                             Mammillaria elephantidens
                                             Mammillaria elongata
                                               Mammillaria elongata ssp. echinaria
                                               Mammillaria elongata ssp. elongata
                                             Mammillaria erectohamata
                                             Mammillaria eriacantha
                                             Mammillaria ernestii
                                             Mammillaria erythrosperma
                                                   [Mammillaria multiformis]
                                                   [Neomammillaria multiformis]
                                             Mammillaria estebanensis
                                             Mammillaria evermanniana
                                             Mammillaria fera-rubra
                                             Mammillaria fittkaui
                                                   [Mammillaria variabilis]
                                               Mammillaria fittkaui ssp. fittkaui
                                               Mammillaria fittkaui ssp. limonensis
                                             Mammillaria flavicentra
                                             Mammillaria formosa
                                                   [Mammillaria arroyensis]
                                               Mammillaria formosa ssp. chionocephala
                                               Mammillaria formosa ssp. formosa
                                               Mammillaria formosa ssp. microthele
                                               Mammillaria formosa ssp. pseudocrucigera
                                             Mammillaria fraileana
                                             Mammillaria freudenbergii
                                             Mammillaria fuauxiana
                                             Mammillaria gasseriana
                                                   [Mammillaria chica]
                                                   [Mammillaria viescensis]
                                             Mammillaria gatesii
                                             Mammillaria gaumeri
                                             Mammillaria geminispina
                                                   [Mammillaria elegans]
                                               Mammillaria geminispina ssp. geminispina
                                               Mammillaria geminispina ssp. leucocentra
                                             Mammillaria gigantea
                                                   [Mammillaria armatissima]
                                                   [Mammillaria hamiltonhoytiae]
                                                   [Mammillaria ocotillensis]
                                                   [Mammillaria saint-pieana]
                                             Mammillaria giselae
                                             Mammillaria glassii
                                                   [Mammillaria ascensionis]
                                                   [Mammillaria glassii ssp. ascensionis]
                                                   [Mammillaria glassii ssp. glassii]
                                                   [Mammillaria glassii var. ascensionis]
                                             Mammillaria glochidiata
                                             Mammillaria goldii
                                             Mammillaria gracilis
                                             Mammillaria grahamii
                                               Mammillaria grahamii ssp. grahamii
                                                     [Mammillaria grahamii var. grahamii]
                                                     [Mammillaria grahamii var. oliviae]
                                                     [Mammillaria microcarpa ssp. grahamii]
                                                     [Mammillaria microcarpa var. auricarpa]
                                                     [Mammillaria microcarpa var. milleri]
                                                     [Mammillaria milleri var. grahamii]
                                               Mammillaria grahamii ssp. sheldonii
                                                     [Mammillaria milleri var. sheldonii]
                                             Mammillaria grusonii
                                                   [Mammillaria durangicola]
                                                   [Mammillaria pachycylindrica]
                                                   [Mammillaria papasquiarensis]
                                                   [Mammillaria zeyeriana]
                                             Mammillaria gueldemanniana
                                             Mammillaria guelzowiana
                                                   [Krainzia guelzowiana]
                                             Mammillaria guerreronis
                                                   [Mammillaria zapilotensis]
                                             Mammillaria guillauminiana
                                             Mammillaria guirocobensis
                                             Mammillaria gummifera
                                             Mammillaria haageana
                                                   [Mammillaria albidula]
                                                   [Mammillaria collina]
                                                   [Mammillaria conspicua]
                                                   [Mammillaria donatii]
                                                   [Mammillaria haageana ssp. acultzingensis]
                                                   [Mammillaria haageana ssp. conspicua]
                                                   [Mammillaria haageana ssp. elegans]
                                                   [Mammillaria haageana ssp. haageana]
                                                   [Mammillaria haageana ssp. san-angelensis]
                                                   [Mammillaria haageana ssp. schmollii]
                                                   [Mammillaria haageana var. schmollii]
                                                   [Mammillaria meissneri]
                                                   [Mammillaria sanangelensis]
                                                   [Mammillaria vaupelii]
                                             Mammillaria haasii
                                             Mammillaria hahniana
                                                   [Mammillaria bravoae]
                                                   [Mammillaria hahniana ssp. bravoae]
                                                   [Mammillaria hahniana ssp. hahniana]
                                                   [Mammillaria hahniana ssp. mendeliana]
                                                   [Mammillaria hahniana ssp. woodsii]
                                                   [Mammillaria mendeliana]
                                             Mammillaria halbingeri
                                             Mammillaria halei
                                                   [Cochemiea halei]
                                             Mammillaria hamuligera
                                             Mammillaria heidiae
                                             Mammillaria hemisphaerica
                                             Mammillaria hennisii
                                             Mammillaria hernandezii
                                             Mammillaria herrerae
                                             Mammillaria heyderi
                                                   [Mammillaria parrasensis]
                                               Mammillaria heyderi ssp. gaumeri
                                               Mammillaria heyderi ssp. gummifera
                                                     [Mammillaria heyderi var. gummifera]
                                               Mammillaria heyderi ssp. hemisphaerica
                                                     [Mammillaria gummifera var. hemisphaerica]
                                                     [Mammillaria heyderi var. hemisphaerica]
                                               Mammillaria heyderi ssp. heyderi
                                                     [Mammillaria gummifera var. applanata]
                                                     [Mammillaria heyderi var. applanata]
                                                     [Mammillaria heyderi var. bullingtoniana]
                                                     [Mammillaria heyderi var. heyderi]
                                               Mammillaria heyderi ssp. macdougalii
                                                     [Mammillaria gummifera var. macdougalii]
                                                     [Mammillaria heyderi var. macdougalii]
                                             Mammillaria hidalgensis
                                             Mammillaria hoffmannseggii
                                             Mammillaria hubertmulleri
                                             Mammillaria huitzilopochtli
                                               Mammillaria huitzilopochtli ssp. huitzilopochtli
                                               Mammillaria huitzilopochtli ssp. niduliformis
                                             Mammillaria humboldtii
                                             Mammillaria hutchisoniana
                                               Mammillaria hutchisoniana ssp. hutchisoniana
                                               Mammillaria hutchisoniana ssp. louisae
                                             Mammillaria ignota
                                             Mammillaria igualensis
                                             Mammillaria inaiae
                                             Mammillaria ingens
                                             Mammillaria insularis
                                             Mammillaria isotensis
                                             Mammillaria jaliscana
                                               Mammillaria jaliscana ssp. jaliscana
                                               Mammillaria jaliscana ssp. zacatecasensis
                                             Mammillaria jamaicensis
                                             Mammillaria johnstonii
                                             Mammillaria karwinskiana
                                                   [Mammillaria ebenacantha]
                                                   [Mammillaria strobilina]
                                                   [Mammillaria voburnensis ssp. voburnensis]
                                                   [Mammillaria voburnensis]
                                                   [Mammillaria woburnensis]
                                               Mammillaria karwinskiana ssp. beiselii
                                               Mammillaria karwinskiana ssp. collinsii
                                               Mammillaria karwinskiana ssp. karwinskiana
                                               Mammillaria karwinskiana ssp. nejapensis
                                             Mammillaria kelleriana
                                             Mammillaria klissingiana
                                                   [Mammillaria brauneana]
                                             Mammillaria knippeliana
                                             Mammillaria kraehenbuehlii
                                                   [Pseudomammillaria kraehenbuehlii]
                                             Mammillaria kuentziana
                                             Mammillaria lanigera
                                             Mammillaria lasiacantha
                                                   [Mammillaria egregia]
                                                   [Mammillaria lasiacantha ssp. egregia]
                                                   [Mammillaria lasiacantha ssp. hyalina]
                                                   [Mammillaria lasiacantha ssp. lasiacantha]
                                                   [Mammillaria lasiacantha ssp. magallanii]
                                                   [Mammillaria lasiacantha var. denudata]
                                                   [Mammillaria lengdobleriana]
                                                   [Mammillaria magallanii]
                                                   [Mammillaria neobertrandiana]
                                                   [Mammillaria stella-de-tacubaya]
                                                   [Mammillaria wohlschlageri]
                                             Mammillaria laui
                                               Mammillaria laui ssp. dasyacantha
                                               Mammillaria laui ssp. laui
                                               Mammillaria laui ssp. subducta
                                             Mammillaria leei
                                             Mammillaria lenta
                                             Mammillaria leptacantha
                                             Mammillaria leucantha
                                             Mammillaria leucocentra
                                             Mammillaria lewisiana
                                             Mammillaria limonensis
                                             Mammillaria linaresensis
                                                   [Mammillaria melanocentra ssp. linaresensis]
                                             Mammillaria longiflora
                                               Mammillaria longiflora ssp. longiflora
                                                     [Mammillaria longiflora ssp. stampferi]
                                               Mammillaria longiflora ssp. tepexicensis
                                             Mammillaria longimamma
                                                   [Dolichothele longimamma]
                                                   [Dolichothele uberiformis]
                                                   [Mammillaria longimanna]
                                                   [Mammillaria uberiformis]
                                             Mammillaria louisae
                                             Mammillaria louiseae
                                             Mammillaria luethyi
                                             Mammillaria macdougalii
                                             Mammillaria machucae
                                             Mammillaria magneticola
                                             Mammillaria magnifica
                                             Mammillaria magnimamma
                                                   [Mammillaria bucareliensis]
                                                   [Mammillaria priessnitzii]
                                                   [Mammillaria saxicola]
                                                   [Mammillaria vagaspina]
                                                   [Mammillaria vallensis]
                                             Mammillaria mainiae
                                             Mammillaria mammillaris
                                                   [Mammillaria pseudosimplex]
                                             Mammillaria manana
                                             Mammillaria marcosii
                                                   [Mammillaria multihamata]
                                             Mammillaria marksiana
                                             Mammillaria marnieriana
                                             Mammillaria marshalliana
                                             Mammillaria mathildae
                                             Mammillaria matudae
                                                   [Mammillaria compacticaulis]
                                             Mammillaria mazatlanensis
                                                   [Mammillaria mazatlanensis ssp. mazatlanensis]
                                                   [Mammillaria mazatlanensis ssp. patonii]
                                                   [Mammillaria occidentalis]
                                                   [Mammillaria patonii]
                                             Mammillaria meiacantha
                                                   [Mammillaria gummifera var. meiacantha]
                                                   [Mammillaria heyderi ssp. meiacantha]
                                                   [Mammillaria heyderi var. meiacantha]
                                             Mammillaria melaleuca
                                             Mammillaria melanocentra
                                               Mammillaria melanocentra ssp. melanocentra
                                               Mammillaria melanocentra ssp. rubrograndis
                                             Mammillaria mercadensis
                                                   [Mammillaria brachytrichion]
                                             Mammillaria meridiorosei
                                             Mammillaria meyranii
                                             Mammillaria microcarpa
                                             Mammillaria microhelia
                                                   [Mammillaria microheliopsis]
                                             Mammillaria milleri
                                             Mammillaria missouriensis
                                             Mammillaria moeller-valdeziana
                                             Mammillaria moelleriana
                                                   [Mammillaria cowperae]
                                             Mammillaria mollendorffiana
                                             Mammillaria mollihamata
                                             Mammillaria monticola
                                             Mammillaria morganiana
                                             Mammillaria muehlenpfordtii
                                                   [Mammillaria neopotosina]
                                             Mammillaria multiceps
                                             Mammillaria multidigitata
                                             Mammillaria mystax
                                                   [Mammillaria atroflorens]
                                                   [Mammillaria casoi]
                                                   [Mammillaria erythra]
                                                   [Mammillaria huajuapensis]
                                                   [Mammillaria mixtecensis]
                                             Mammillaria nagliana
                                             Mammillaria nana
                                                   [Mammillaria felipensis]
                                                   [Mammillaria monancistracantha]
                                                   [Mammillaria monancistria]
                                             Mammillaria napina
                                             Mammillaria nazasensis
                                             Mammillaria nejapensis
                                             Mammillaria neomystax
                                             Mammillaria neopalmeri
                                             Mammillaria neophaeacantha
                                             Mammillaria nivosa
                                                   [Neomammillaria nivosa]
                                             Mammillaria nunezii
                                               Mammillaria nunezii ssp. bella
                                               Mammillaria nunezii ssp. nunezii
                                             Mammillaria oliviae
                                             Mammillaria orcuttii
                                                   [Mammillaria amajacensis]
                                             Mammillaria oteroi
                                             Mammillaria pacifica
                                             Mammillaria painteri
                                             Mammillaria parkinsonii
                                                   [Mammillaria auriareolis]
                                                   [Mammillaria neocrucigera]
                                                   [Mammillaria rosensis]
                                             Mammillaria pectinifera
                                                   [Solisia pectinata]
                                               Mammillaria pectinifera ssp. pectinifera
                                               Mammillaria pectinifera ssp. solisioides
                                             Mammillaria peninsularis
                                             Mammillaria pennispinosa
                                               Mammillaria pennispinosa ssp. nazasensis
                                               Mammillaria pennispinosa ssp. pennispinosa
                                             Mammillaria perbella
                                                   [Mammillaria avila-camachoi]
                                                   [Mammillaria cadereytensis]
                                                   [Mammillaria infernillensis]
                                                   [Mammillaria queretarica]
                                             Mammillaria perezdelarosae
                                             Mammillaria petrophila
                                               Mammillaria petrophila ssp. arida
                                               Mammillaria petrophila ssp. baxteriana
                                               Mammillaria petrophila ssp. petrophila
                                             Mammillaria petterssonii
                                                   [Mammillaria apozolensis]
                                                   [Mammillaria huiguerensis]
                                                   [Mammillaria obscura]
                                             Mammillaria phitauiana
                                                   [Mammillaria verhaertiana]
                                             Mammillaria picta
                                                   [Mammillaria aurisaeta]
                                                   [Mammillaria picta ssp. picta]
                                                   [Mammillaria picta ssp. viereckii]
                                                   [Mammillaria schieliana]
                                                   [Mammillaria viereckii]
                                             Mammillaria pilispina
                                                   [Mammillaria rayonensis]
                                                   [Mammillaria sanluisensis]
                                                   [Mammillaria subtilis]
                                             Mammillaria pitcayensis
                                             Mammillaria plumosa
                                             Mammillaria polyedra
                                             Mammillaria polythele
                                               Mammillaria polythele ssp. obconella
                                               Mammillaria polythele ssp. polythele
                                                     [Mammillaria polythele ssp. durispina]
                                             Mammillaria pondii
                                                   [Cochemiea pondii]
                                               Mammillaria pondii ssp. maritima
                                                     [Cochemiea pondii ssp. maritima]
                                               Mammillaria pondii ssp. pondii
                                               Mammillaria pondii ssp. setispina
                                                     [Cochemiea pondii ssp. setispina]
                                             Mammillaria poselgeri
                                                   [Cochemiea poselgeri]
                                             Mammillaria pottsii
                                             Mammillaria pringlei
                                                   [Mammillaria parensis]
                                                   [Mammillaria rhodantha ssp. pringlei]
                                             Mammillaria prolifera
                                                   [Mammillaria glomerata]
                                               Mammillaria prolifera ssp. arachnoidea
                                               Mammillaria prolifera ssp. prolifera
                                                     [Mammillaria prolifera ssp. haitiensis]
                                               Mammillaria prolifera ssp. texana
                                                     [Mammillaria prolifera var. texana]
                                             Mammillaria pseudocrucigera
                                             Mammillaria puberula
                                             Mammillaria pygmaea
                                             Mammillaria rekoi
                                                   [Mammillaria albrechtiana]
                                                   [Mammillaria krassuckae]
                                                   [Mammillaria mitlensis]
                                                   [Mammillaria pseudorekoi]
                                                   [Mammillaria pullihamata]
                                                   [Mammillaria sanjuanensis]
                                                   [Neomammillaria rekoi]
                                               Mammillaria rekoi ssp. aureispina
                                               Mammillaria rekoi ssp. leptacantha
                                               Mammillaria rekoi ssp. rekoi
                                             Mammillaria rekoiana
                                             Mammillaria reppenhagenii
                                             Mammillaria rettigiana
                                                   [Mammillaria flavihamata]
                                                   [Mammillaria gilensis]
                                                   [Mammillaria posseltiana]
                                             Mammillaria rhodantha
                                                   [Mammillaria bonavitii]
                                                   [Mammillaria calacantha]
                                               Mammillaria rhodantha ssp. fera-rubra
                                               Mammillaria rhodantha ssp. mccartenii
                                               Mammillaria rhodantha ssp. mollendorffiana
                                               Mammillaria rhodantha ssp. rhodantha
                                                     [Mammillaria rhodantha ssp. aureiceps]
                                                     [Mammillaria rhodantha var. auriceps]
                                             Mammillaria ritteriana
                                             Mammillaria robustispina
                                             Mammillaria roseoalba
                                             Mammillaria rubrograndis
                                             Mammillaria ruestii
                                             Mammillaria runyonii
                                             Mammillaria saboae
                                               Mammillaria saboae ssp. goldii
                                               Mammillaria saboae ssp. haudeana
                                               Mammillaria saboae ssp. saboae
                                             Mammillaria sanchez-mejoradae
                                             Mammillaria sartorii
                                                   [Mammillaria tenampensis]
                                             Mammillaria scheeri
                                             Mammillaria schiedeana
                                               Mammillaria schiedeana ssp. dumetorum
                                               Mammillaria schiedeana ssp. giselae
                                               Mammillaria schiedeana ssp. schiedeana
                                             Mammillaria schumannii
                                             Mammillaria schwarzii
                                             Mammillaria scrippsiana
                                                   [Mammillaria pseudoscrippsiana]
                                             Mammillaria sempervivi
                                             Mammillaria senilis
                                                   [Mamillopsis diguetii]
                                                   [Mamillopsis senilis]
                                                   [Mammillaria diguetii]
                                             Mammillaria setispina
                                             Mammillaria sheldonii
                                             Mammillaria silvatica
                                             Mammillaria sinistrohamata
                                             Mammillaria slevinii
                                             Mammillaria sneedi
                                             Mammillaria sneedii
                                             Mammillaria solisii
                                             Mammillaria solisioides
                                             Mammillaria sonorensis
                                                   [Mammillaria bellisiana]
                                                   [Mammillaria craigii]
                                                   [Mammillaria movensis]
                                                   [Mammillaria tesopacensis]
                                             Mammillaria sphacelata
                                               Mammillaria sphacelata ssp. sphacelata
                                               Mammillaria sphacelata ssp. viperina
                                             Mammillaria sphaerica
                                                   [Dolichothele sphaerica]
                                                   [Mammillaria longimamma var. sphaerica]
                                             Mammillaria spinosissima
                                                   [Mammillaria gasterantha]
                                               Mammillaria spinosissima ssp. pilcayensis
                                               Mammillaria spinosissima ssp. spinosissima
                                               Mammillaria spinosissima ssp. tepoxtlana
                                             Mammillaria stampferi
                                             Mammillaria standleyi
                                                   [Mammillaria auricantha]
                                                   [Mammillaria auritricha]
                                                   [Mammillaria bellacantha]
                                                   [Mammillaria canelensis]
                                                   [Mammillaria hertrichiana]
                                                   [Mammillaria lindsayi]
                                                   [Mammillaria mayensis]
                                                   [Mammillaria miegiana]
                                                   [Mammillaria montensis]
                                                   [Mammillaria xanthina]
                                             Mammillaria subducta
                                             Mammillaria subdurispina
                                             Mammillaria supertexta
                                                   [Mammillaria lanata]
                                                   [Mammillaria martinezii]
                                             Mammillaria supraflumen
                                             Mammillaria surculosa
                                                   [Dolichothele surculosa]
                                             Mammillaria swinglei
                                             Mammillaria tayloriorum
                                             Mammillaria tegelbergiana
                                             Mammillaria tepexicensis
                                             Mammillaria tetrancistra
                                                   [Phellosperma tetrancistra]
                                             Mammillaria tezontle
                                             Mammillaria theresae
                                             Mammillaria thornberi
                                               Mammillaria thornberi ssp. thornberi
                                               Mammillaria thornberi ssp. yaquensis
                                             Mammillaria tlalocii
                                             Mammillaria tobuschii
                                             Mammillaria tolimensis
                                             Mammillaria tonalensis
                                             Mammillaria tropica
                                             Mammillaria uncinata
                                             Mammillaria varieaculeata
                                             Mammillaria verticealba
                                             Mammillaria vetula
                                               Mammillaria vetula ssp. gracilis
                                               Mammillaria vetula ssp. vetula
                                             Mammillaria viperina
                                             Mammillaria virginis
                                             Mammillaria viridiflora
                                                   [Mammillaria orestera]
                                             Mammillaria wagneriana
                                                   [Mammillaria antesbergeriana]
                                                   [Mammillaria crassa]
                                             Mammillaria weingartiana
                                                   [Mammillaria unihamata]
                                             Mammillaria wiesingeri
                                               Mammillaria wiesingeri ssp. apamensis
                                               Mammillaria wiesingeri ssp. wiesingeri
                                             Mammillaria wilcoxii
                                             Mammillaria wildii
                                             Mammillaria winterae
                                                   [Mammillaria winteriae]
                                               Mammillaria winterae ssp. aramberri
                                                     [Mammillaria winteriae ssp. aramberri]
                                               Mammillaria winterae ssp. winterae
                                                     [Mammillaria winteriae ssp. winteriae]
                                             Mammillaria wrightii
                                               Mammillaria wrightii ssp. wilcoxii
                                                     [Mammillaria wrightii var. wilcoxii]
                                               Mammillaria wrightii ssp. wrightii
                                                     [Mammillaria wrightii var. wrightii]
                                             Mammillaria wuthenauiana
                                             Mammillaria xaltianguensis
                                               Mammillaria xaltianguensis ssp. bambusiphila
                                               Mammillaria xaltianguensis ssp. xaltianguensis
                                             Mammillaria xochipilli
                                             Mammillaria yaquensis
                                             Mammillaria yucatanensis
                                             Mammillaria zacatecasensis
                                             Mammillaria zahniana
                                             Mammillaria zeilmanniana
                                             Mammillaria zephyranthoides
                                                   [Dolichothele zephyranthoides]
                                               Mammillaria zephyranthoides ssp. heidiae
                                               Mammillaria zephyranthoides ssp. zephyranthoides
                                             Mammillaria zublerae
                                                   [Mammillaria prolifera ssp. zublerae]
                                     Matucana
                                           [Eomatucana]
                                           [Submatucana]
                                             Matucana aurantiaca
                                               Matucana aurantiaca ssp. aurantiaca
                                               Matucana aurantiaca ssp. currundayensis
                                               Matucana aurantiaca ssp. fruticosa
                                               Matucana aurantiaca ssp. hastifera
                                               Matucana aurantiaca ssp. polzii
                                             Matucana aureiflora
                                             Matucana blancii
                                             Matucana breviflora
                                             Matucana cereoides
                                             Matucana comacephala
                                             Matucana crinifera
                                             Matucana currundayensis
                                             Matucana elongata
                                             Matucana formosa
                                                   [Borzicactus formosus]
                                                   [Submatucana formosa]
                                             Matucana fruticosa
                                             Matucana hastifera
                                             Matucana haynei
                                               Matucana haynei ssp. haynei
                                               Matucana haynei ssp. herzogiana
                                               Matucana haynei ssp. hystrix
                                               Matucana haynei ssp. myriacantha
                                             Matucana herzogiana
                                             Matucana huagalensis
                                                   [Borzicactus huagalensis]
                                             Matucana hystrix
                                             Matucana intertexta
                                                   [Borzicactus intertextus]
                                                   [Matucana celendinensis]
                                                   [Submatucana intertexta]
                                             Matucana krahnii
                                                   [Borzicactus krahnii]
                                                   [Matucana calliantha]
                                             Matucana madisoniorum
                                                   [Borzicactus madisoniorum]
                                                   [Eomatucana madisoniorum]
                                                   [Submatucana madisoniorum]
                                             Matucana megalantha
                                             Matucana multicolor
                                             Matucana oreodoxa
                                                   [Borzicactus oreodoxus]
                                                   [Eomatucana oreodoxa]
                                             Matucana pallarensis
                                             Matucana paucicostata
                                                   [Borzicactus paucicostatus]
                                                   [Submatucana paucicostata]
                                             Matucana polzii
                                             Matucana pujupatii
                                             Matucana purpureoalba
                                             Matucana ritteri
                                                   [Borzicactus ritteri]
                                                   [Submatucana ritteri]
                                             Matucana supertexta
                                             Matucana tuberculata
                                                   [Borzicactus tuberculatus]
                                                   [Matucana tuberculosa]
                                             Matucana variabilis
                                             Matucana weberbaueri
                                                   [Borzicactus weberbaueri]
                                             Matucana winteri
                                             Matucana yanganucensis
                                     Melocactus
                                           [Cactus melocactus]
                                             Melocactus X albicephalus
                                             Melocactus X horridus
                                             Melocactus acispinosus
                                             Melocactus amethystinus
                                             Melocactus ammotrophus
                                             Melocactus andinus
                                               Melocactus andinus ssp. andinus
                                               Melocactus andinus ssp. hernandezii
                                             Melocactus azulensis
                                             Melocactus azureus
                                                   [Melocactus azureus ssp. azureus]
                                                   [Melocactus krainzianus]
                                             Melocactus bahiensis
                                               Melocactus bahiensis ssp. amethystinus
                                               Melocactus bahiensis ssp. bahiensis
                                             Melocactus bellavistensis
                                               Melocactus bellavistensis ssp. bellavistensis
                                               Melocactus bellavistensis ssp. onychacanthus
                                             Melocactus braunii
                                             Melocactus brederooianus
                                             Melocactus broadwayi
                                                   [Cactus broadwayi]
                                             Melocactus caesius
                                             Melocactus caroli-linnaei
                                             Melocactus concinnus
                                                   [Melocactus axiniphorus]
                                                   [Melocactus pruinosus]
                                                   [Melocactus pulvinosus]
                                                   [Melocactus robustispinus]
                                             Melocactus conoideus
                                             Melocactus cremnophilus
                                             Melocactus curvispinus
                                               Melocactus curvispinus ssp. caesius
                                               Melocactus curvispinus ssp. curvispinus
                                                     [Melocactus ruestii ssp. maxonii]
                                                     [Melocactus ruestii ssp. oaxacensis]
                                                     [Melocactus ruestii ssp. sanctae-rosae]
                                               Melocactus curvispinus ssp. dawsonii
                                                     [Melocactus dawsonii ssp. dawsonii]
                                               Melocactus curvispinus ssp. koolwijkianus
                                             Melocactus dawsonii
                                             Melocactus deinacanthus
                                             Melocactus depressus
                                             Melocactus ellemeetii
                                             Melocactus ernestii
                                               Melocactus ernestii ssp. ernestii
                                                     [Melocactus oreas ssp. ernestii]
                                               Melocactus ernestii ssp. longicarpus
                                                     [Melocactus deinacanthus ssp. florschuetzianus]
                                                     [Melocactus deinacanthus ssp. longicarpus]
                                                     [Melocactus oreas var. longispinus]
                                             Melocactus erythracanthus
                                             Melocactus erythracantus
                                             Melocactus estevesii
                                             Melocactus ferreophilus
                                                   [Melocactus azureus ssp. ferreophilus]
                                             Melocactus florschuetzianus
                                             Melocactus florschutzianus
                                             Melocactus glaucescens
                                             Melocactus glauxianus
                                             Melocactus grisoleoviridis
                                             Melocactus guanensis
                                             Melocactus guitarti
                                             Melocactus harlowii
                                                   [Melocactus acunae]
                                                   [Melocactus nagyi]
                                                   [Melocactus perezassoi]
                                             Melocactus hernandezii
                                             Melocactus holguinensis
                                             Melocactus inconcinnus
                                             Melocactus interpositus
                                             Melocactus intortus
                                                   [Cactus intortus]
                                                   [Melocactus communis]
                                                   [Melocactus coronatus]
                                               Melocactus intortus ssp. domingensis
                                                     [Melocactus intortus ssp. dominguensis]
                                               Melocactus intortus ssp. intortus
                                             Melocactus lanssensianus
                                             Melocactus laui
                                             Melocactus lemairei
                                                   [Melocactus hispaniolicus]
                                             Melocactus lensselinkianus
                                             Melocactus levitestatus
                                                   [Melocactus diersianus]
                                                   [Melocactus rubrispinus]
                                                   [Melocactus securituberculatus]
                                                   [Melocactus uebelmannii]
                                                   [Melocactus warasii]
                                             Melocactus lobelii
                                             Melocactus loboguerreroi
                                             Melocactus longicarpus
                                             Melocactus longispinus
                                             Melocactus macracanthos
                                                   [Melocactus citrispinus]
                                                   [Melocactus inclinatus]
                                             Melocactus matanzanus
                                                   [Melocactus actinacanthus]
                                             Melocactus maxonii
                                             Melocactus mazelianus
                                             Melocactus montanus
                                             Melocactus mulequensis
                                             Melocactus neomontanus
                                             Melocactus neryi
                                                   [Melocactus guaricensis]
                                                   [Melocactus schulzianus]
                                             Melocactus nitidus
                                             Melocactus oaxacensis
                                             Melocactus obtusipetalus
                                             Melocactus onychacanthus
                                             Melocactus oreas
                                               Melocactus oreas ssp. cremnophilus
                                               Melocactus oreas ssp. oreas
                                             Melocactus pachyacanthus
                                               Melocactus pachyacanthus ssp. pachyacanthus
                                               Melocactus pachyacanthus ssp. viridis
                                             Melocactus paucispinus
                                             Melocactus pedernalensis
                                             Melocactus peruvianus
                                                   [Melocactus amstutziae]
                                                   [Melocactus fortalezensis]
                                                   [Melocactus huallancaensis]
                                                   [Melocactus jansenianus]
                                                   [Melocactus trujilloensis]
                                                   [Melocactus unguispinus]
                                             Melocactus praerupticola
                                             Melocactus rubrisaetosus
                                             Melocactus ruestii
                                             Melocactus salvador
                                             Melocactus salvadorensis
                                             Melocactus schatzlii
                                               Melocactus schatzlii ssp. chicamochae
                                                     [Melocactus andinus ssp. soatensis]
                                               Melocactus schatzlii ssp. schatzlii
                                             Melocactus smithii
                                                   [Melocactus roraimensis]
                                             Melocactus stramineus
                                             Melocactus violaceus
                                                   [Melocactus melocactoides]
                                               Melocactus violaceus ssp. margaritaceus
                                               Melocactus violaceus ssp. ritteri
                                               Melocactus violaceus ssp. violaceus
                                                     [Melocactus violaceus ssp. natalensis]
                                             Melocactus zehntneri
                                                   [Melocactus arcuatispinus]
                                                   [Melocactus canescens]
                                                   [Melocactus curvicornis]
                                                   [Melocactus giganteus]
                                                   [Melocactus helvolilanthus]
                                                   [Melocactus macrodiscus]
                                                   [Melocactus saxicola]
                                                   [Melocactus zehntneri ssp. canescens]
                                     Micranthocereus
                                           [Siccobaccatus]
                                             Micranthocereus albicephalus
                                                   [Coleocephalocereus albicephalus]
                                                   [Micranthocereus aureispinus]
                                                   [Micranthocereus monteazulensis]
                                             Micranthocereus auriazureus
                                             Micranthocereus dolichospermaticus
                                                   [Siccobaccatus dolichospermaticus]
                                             Micranthocereus estevesii
                                                   [Siccobaccatus estevesii]
                                                   [Siccobaccatus insigniflorus]
                                             Micranthocereus flaviflorus
                                                   [Micranthocereus densiflorus]
                                                   [Micranthocereus flaviflorus ssp. densiflorus]
                                                   [Micranthocereus uilianus]
                                             Micranthocereus polyanthus
                                               Micranthocereus polyanthus ssp. alvinii
                                               Micranthocereus polyanthus ssp. polyanthus
                                             Micranthocereus purpureus
                                                   [Coleocephalocereus lehmannianus]
                                                   [Micranthocereus haematocarpus]
                                                   [Micranthocereus ruficeps]
                                             Micranthocereus streckeri
                                             Micranthocereus violaciflorus
                                     Mila
                                             Mila albisaetacens
                                             Mila alboareolata
                                             Mila caespitosa
                                                   [Mila fortalezensis]
                                               Mila caespitosa ssp. caespitosa
                                                     [Mila caespitosa ssp. nealeana]
                                               Mila caespitosa ssp. pugionifera
                                             Mila cereoides
                                             Mila colorea
                                             Mila densiseta
                                             Mila kubeana
                                             Mila lurinensis
                                             Mila nealeana
                                             Mila pugionifera
                                             Mila sublanata
                                     Miqueliopuntia
                                             Miqueliopuntia miquelii
                                                   [Opuntia miquelii]
                                     Myrtillocactus
                                             Myrtillocactus cochal
                                             Myrtillocactus eichlamii
                                             Myrtillocactus geometrizans
                                                   [Myrtillocactus grandiareolatus]
                                             Myrtillocactus schenckii
                                     Neobuxbaumia
                                           [Rooksbya]
                                             Neobuxbaumia euphorbioides
                                                   [Carnegiea euphorbioides var. olfersii]
                                                   [Rooksbya euphorbioides]
                                             Neobuxbaumia macrocephala
                                                   [Carnegiea macrocephala]
                                                   [Cephalocereus macrocephalus]
                                                   [Mitrocereus ruficeps]
                                                   [Pachycereus ruficeps]
                                             Neobuxbaumia mezcalaensis
                                                   [Carnegiea mezcalaensis]
                                                   [Carnegiea nova]
                                                   [Neobuxbaumia multiareolata]
                                             Neobuxbaumia polylopha
                                                   [Carnegiea polylopha]
                                                   [Cephalocereus polylophus]
                                             Neobuxbaumia sanchezmejoradae
                                                   [Carnegiea laui]
                                                   [Neobuxbaumia laui]
                                             Neobuxbaumia scoparia
                                                   [Carnegiea scoparia]
                                                   [Cephalocereus scoparius]
                                             Neobuxbaumia squamulosa
                                                   [Carnegiea squamulosa]
                                             Neobuxbaumia tetetzo
                                                   [Carnegiea tetetzo]
                                     Neogomesia
                                     Neolloydia
                                             Neolloydia conoidea
                                                   [Echinocactus conoideus]
                                                   [Mammillaria conoidea]
                                                   [Pediocactus conoideus]
                                             Neolloydia matehualensis
                                     Neoraimondia
                                           [Neocardenasia]
                                             Neoraimondia arequipensis
                                                   [Neoraimondia aticensis]
                                                   [Neoraimondia macrostibas]
                                                   [Neoraimondia roseiflora]
                                             Neoraimondia herzogiana
                                                   [Neocardenasia herzogiana]
                                     Neowerdermannia
                                             Neowerdermannia chilensis
                                                   [Neowerdermannia chilensis ssp. chilensis]
                                                   [Neowerdermannia chilensis ssp. peruviana]
                                                   [Neowerdermannia peruviana]
                                                   [Sulcorebutia chilensis]
                                                   [Weingartia chilensis]
                                             Neowerdermannia vorwerkii
                                                   [Sulcorebutia vorwerkii]
                                                   [Weingartia vorwerkii]
                                     Nopalea
                                             Nopalea auberi
                                                   [Nopalea guatemalensis]
                                                   [Nopalea lutea]
                                                   [Opuntia auberi]
                                                   [Opuntia lutea]
                                             Nopalea cochenillifera
                                                   [Cactus cochenilifer]
                                                   [Cactus cochenillifera]
                                                   [Cactus cochenilliferus]
                                                   [Nopalea nuda]
                                                   [Opuntia cochenillifera]
                                                   [Opuntia nuda]
                                             Nopalea dejecta
                                                   [Opuntia dejecta]
                                             Nopalea hondurensis
                                                   [Opuntia hondurensis]
                                             Nopalea inaperta
                                                   [Nopalea gaumeri]
                                                   [Opuntia inaperta]
                                     Obregonia
                                             Obregonia denegrii
                                                   [Strombocactus denegrii]
                                     Opuntia
                                           [Opuntia X bernichiana]
                                           [Opuntia armata]
                                           [Opuntia bonplandii]
                                           [Opuntia conjungens]
                                           [Opuntia crassa]
                                           [Opuntia crystalenia]
                                           [Opuntia darrahiana]
                                           [Opuntia deamii]
                                           [Opuntia elizondoana]
                                           [Opuntia feroacantha]
                                           [Opuntia guatemalensis]
                                           [Opuntia guilanchi]
                                           [Opuntia hitchcockii]
                                           [Opuntia howeyi]
                                           [Opuntia inaequilateralis]
                                           [Opuntia karwinskiana]
                                           [Opuntia longispina]
                                           [Opuntia orbiculata]
                                           [Opuntia ritteri]
                                           [Opuntia securigera]
                                           [Opuntia spinulifera]
                                           [Opuntia tapona]
                                           [Platyopuntia]
                                           [Salmiopuntia]
                                             Opuntia X aequatorialis
                                             Opuntia X andersonii
                                             Opuntia X columbiana
                                                   [Opuntia columbiana]
                                                   [Opuntia erinacea var. columbiana]
                                             Opuntia X cubensis
                                                   [Opuntia antillana]
                                                   [Opuntia ochrocentra]
                                             Opuntia X curvispina
                                                   [Opuntia X curvospina]
                                                   [Opuntia littoralis var. martiniana]
                                                   [Opuntia macrocentra var. martiniana]
                                                   [Opuntia martiniana]
                                             Opuntia X demissa
                                             Opuntia X edwardsii
                                                   [Opuntia edwardsii]
                                             Opuntia X lucayana
                                             Opuntia X occidentalis
                                                   [Opuntia occidentalis]
                                             Opuntia X rooneyi
                                             Opuntia X spinosibacca
                                                   [Opuntia phaeacantha var. spinosibacca]
                                             Opuntia X vaseyi
                                                   [Opuntia covillei]
                                                   [Opuntia littoralis var. vaseyi]
                                                   [Opuntia mesacantha var. vaseyi]
                                                   [Opuntia occidentalis var. covillei]
                                                   [Opuntia occidentalis var. vaseyi]
                                                   [Opuntia vaseyi]
                                             Opuntia X wootonii
                                                   [Opuntia engelmannii var. wootonii]
                                                   [Opuntia phaeacantha var. wootonii]
                                                   [Opuntia wootonii]
                                             Opuntia acaulis
                                             Opuntia aciculata
                                             Opuntia ammophila
                                             Opuntia anacantha
                                                   [Opuntia discolor]
                                                   [Opuntia grosseana]
                                                   [Opuntia roborensis]
                                                   [Platyopuntia discolor]
                                                   [Platyopuntia kiska-loro]
                                                   [Platyopuntia retrorsa]
                                             Opuntia apurimacensis
                                             Opuntia arborescens
                                             Opuntia arcei
                                             Opuntia arechavaletae
                                             Opuntia assumptionis
                                                   [Opuntia viridirubra ssp. viridirubra]
                                                   [Opuntia viridirubra]
                                                   [Platyopuntia viridirubra]
                                             Opuntia atrispina
                                             Opuntia aurantiaca
                                                   [Opuntia montevideensis]
                                             Opuntia aurea
                                                   [Opuntia basilaris var. aurea]
                                                   [Opuntia erinacea var. aurea]
                                             Opuntia aureispina
                                                   [Opuntia macrocentra var. aureispina]
                                             Opuntia backebergii
                                             Opuntia basilaris
                                               Opuntia basilaris var. basilaris
                                                     [Opuntia basilaris var. ramosa]
                                                     [Opuntia basilaris var. whitneyana]
                                                     [Opuntia brachyclada ssp. humistrata]
                                                     [Opuntia whitneyana var. albiflora]
                                               Opuntia basilaris var. brachyclada
                                               Opuntia basilaris var. heilii
                                               Opuntia basilaris var. longiareolata
                                               Opuntia basilaris var. treleasei
                                             Opuntia boldinghii
                                             Opuntia borinquensis
                                                   [Opuntia boringuensis]
                                             Opuntia brachyclada
                                             Opuntia bravoana
                                             Opuntia burrageana
                                             Opuntia calcicola
                                             Opuntia californica
                                             Opuntia caracassana
                                                   [Opuntia bisetosa]
                                                   [Opuntia pennellii]
                                                   [Opuntia salvadorensis]
                                             Opuntia chaffeyi
                                             Opuntia chisosensis
                                                   [Opuntia lindheimeri var. chisosensis]
                                             Opuntia chlorotica
                                                   [Opuntia chlorotica var. chlorotica]
                                             Opuntia compressa
                                             Opuntia cordobensis
                                                   [Opuntia cordodensis]
                                             Opuntia cumulicola
                                             Opuntia curassavica
                                             Opuntia dactylifera
                                             Opuntia decumbens
                                             Opuntia delaetiana
                                             Opuntia depressa
                                             Opuntia dillei
                                             Opuntia discata
                                                   [Opuntia microcarpa]
                                             Opuntia eburnispina
                                             Opuntia ekmanii
                                             Opuntia elata
                                                   [Opuntia alko-tuna]
                                                   [Opuntia atrovirens]
                                                   [Opuntia canterae]
                                                   [Opuntia cardiosperma]
                                                   [Opuntia chakensis]
                                                   [Opuntia cochabambensis]
                                                   [Opuntia cognata]
                                                   [Opuntia limitata]
                                                   [Opuntia mieckleyi]
                                                   [Opuntia prasina]
                                                   [Opuntia pyrrhantha]
                                                   [Opuntia viridirubra ssp. rubrogemmia]
                                                   [Opuntia vitelliniflora ssp. interjecta]
                                                   [Opuntia vitelliniflora ssp. vitelliniflora]
                                                   [Opuntia vitelliniflora]
                                                   [Platyopuntia cardiosperma]
                                                   [Platyopuntia cognata]
                                                   [Platyopuntia interjecta]
                                                   [Platyopuntia limitata]
                                                   [Platyopuntia pyrrhantha]
                                                   [Platyopuntia rubrogemmia]
                                                   [Platyopuntia vitelliniflora]
                                             Opuntia elatior
                                                   [Opuntia eichlamii]
                                             Opuntia engelmannii
                                                   [Opuntia X subarmata]
                                                   [Opuntia bensonii]
                                                   [Opuntia cantabrigiensis]
                                                   [Opuntia neochrysacantha]
                                                   [Opuntia rastrera]
                                                   [Opuntia subarmata]
                                               Opuntia engelmannii var. cuija
                                                     [Opuntia lindheimeri var. cuija]
                                               Opuntia engelmannii var. engelmannii
                                                     [Opuntia occidentalis var. megacarpa]
                                                     [Opuntia phaeacantha var. discata]
                                               Opuntia engelmannii var. flavispina
                                                     [Opuntia phaeacantha var. flavispina]
                                               Opuntia engelmannii var. flexospina
                                                     [Opuntia engelmannii var. flexispina]
                                                     [Opuntia strigil var. flexospina]
                                               Opuntia engelmannii var. lindheimeri
                                                     [Opuntia engelmannii var. aciculata]
                                                     [Opuntia engelmannii var. alta]
                                                     [Opuntia engelmannii var. cacanapa]
                                                     [Opuntia engelmannii var. dulcis]
                                                     [Opuntia engelmannii var. texana]
                                                     [Opuntia lindheimeri var. lehmannii]
                                                     [Opuntia lindheimeri var. tricolor]
                                               Opuntia engelmannii var. linguiformis
                                                     [Opuntia lindheimeri var. linguiformis]
                                             Opuntia erinacea
                                             Opuntia estevesii
                                             Opuntia exaltata
                                             Opuntia excelsa
                                             Opuntia ficus-indica
                                                   [Cactus ficus-indica]
                                                   [Opuntia amyclaea]
                                                   [Opuntia joconostle]
                                                   [Opuntia megacantha]
                                                   [Opuntia paraguayensis]
                                                   [Opuntia undulata]
                                                   [Platyopuntia apurimacensis]
                                                   [Platyopuntia cordobensis]
                                             Opuntia flexospina
                                             Opuntia fragilis
                                                   [Cactus fragilis]
                                                   [Opuntia brachyarthra]
                                                   [Opuntia fragilis ssp. brachyarthra]
                                                   [Opuntia fragilis var. brachyarthra]
                                                   [Opuntia fragilis var. denudata]
                                                   [Opuntia fragilis var. fragilis]
                                                   [Opuntia schweriniana]
                                             Opuntia frigida
                                             Opuntia fuliginosa
                                             Opuntia fulvicoma
                                             Opuntia galapageia
                                                   [Opuntia echios]
                                                   [Opuntia helleri]
                                                   [Opuntia insularis]
                                                   [Opuntia megasperma]
                                                   [Opuntia saxicola]
                                             Opuntia galerasensis
                                             Opuntia gosseliniana
                                                   [Opuntia chlorotica var. gosseliniana]
                                                   [Opuntia chlorotica var. gossrliniana]
                                                   [Opuntia violacea var. gosseliniana]
                                             Opuntia guatinensis
                                             Opuntia huajuapensis
                                             Opuntia humifusa
                                                   [Cactus humifusus]
                                                   [Opuntia austrina]
                                                   [Opuntia rubrifolia]
                                               Opuntia humifusa var. ammophila
                                                     [Opuntia compressa var. ammophila]
                                               Opuntia humifusa var. austrina
                                                     [Opuntia compressa var. austrina]
                                               Opuntia humifusa var. humifusa
                                                     [Opuntia compressa var. allairei]
                                                     [Opuntia compressa var. compressa]
                                                     [Opuntia compressa var. fuscoatra]
                                                     [Opuntia compressa var. microsperma]
                                             Opuntia hyptiacantha
                                                   [Opuntia chavena]
                                             Opuntia hystricina
                                             Opuntia ignescens
                                             Opuntia impedata
                                             Opuntia juniperina
                                             Opuntia lagunae
                                             Opuntia lasiacantha
                                             Opuntia lata
                                             Opuntia leucotricha
                                                   [Opuntia durangensis]
                                                   [Opuntia pailana]
                                                   [Opuntia pyriformis]
                                             Opuntia lindheimeri
                                             Opuntia linguiformis
                                             Opuntia littoralis
                                                   [Opuntia covillei var. piercei]
                                                   [Opuntia engelmannii var. littoralis]
                                                   [Opuntia occidentalis var. littoralis]
                                                   [Opuntia occidentalis var. piercei]
                                                   [Opuntia phaeacantha var. piercei]
                                               Opuntia littoralis var. austrocalifornica
                                               Opuntia littoralis var. littoralis
                                               Opuntia littoralis var. piercei
                                             Opuntia longiareolata
                                             Opuntia macrocentra
                                                   [Opuntia violacea var. castetteri]
                                                   [Opuntia violacea]
                                               Opuntia macrocentra var. macrocentra
                                                     [Opuntia violacea var. macrocentra]
                                               Opuntia macrocentra var. minor
                                             Opuntia macrorhiza
                                                   [Opuntia compressa var. grandiflora]
                                                   [Opuntia compressa var. macrorhiza]
                                                   [Opuntia compressa var. stenochila]
                                                   [Opuntia grandiflora]
                                                   [Opuntia leptocarpa]
                                                   [Opuntia mackensenii]
                                                   [Opuntia macrorhiza var. macrorhiza]
                                                   [Opuntia plumbea]
                                                   [Opuntia sphaerocarpa]
                                             Opuntia mamillata
                                             Opuntia megacarpa
                                             Opuntia megapotamica
                                                   [Opuntia pituitosa]
                                                   [Opuntia salagria]
                                                   [Platyopuntia pituitosa]
                                             Opuntia megarrhiza
                                                   [Opuntia megarhiza]
                                             Opuntia mesacantha
                                             Opuntia microdasys
                                             Opuntia missouriensis
                                             Opuntia mistiensis
                                             Opuntia monacantha
                                                   [Opuntia monocantha]
                                                   [Platyopuntia brunneogemmia]
                                             Opuntia nicholii
                                             Opuntia opuntia
                                             Opuntia oricola
                                             Opuntia parryi
                                             Opuntia parviclada
                                             Opuntia pentlandii
                                             Opuntia phaeacantha
                                                   [Opuntia arizonica]
                                                   [Opuntia azurea]
                                                   [Opuntia camanchica]
                                                   [Opuntia canada]
                                                   [Opuntia chihuahuensis]
                                                   [Opuntia dulcis]
                                                   [Opuntia engelmannii var. cycloides]
                                                   [Opuntia gilvescens]
                                                   [Opuntia laevis]
                                                   [Opuntia mojavensis]
                                                   [Opuntia phaeacantha var. brunnea]
                                                   [Opuntia phaeacantha var. mojavensis]
                                                   [Opuntia phaeacantha var. nigricans]
                                                   [Opuntia phaeacantha var. superbospina]
                                                   [Opuntia superbospina]
                                                   [Opuntia woodsii]
                                               Opuntia phaeacantha var. camanchica
                                               Opuntia phaeacantha var. laevis
                                               Opuntia phaeacantha var. major
                                               Opuntia phaeacantha var. phaeacantha
                                             Opuntia pilifera
                                             Opuntia pinkavae
                                                   [Opuntia basilaris var. woodburyi]
                                             Opuntia pisciformis
                                             Opuntia pittieri
                                                   [Opuntia bella]
                                             Opuntia pollardii
                                             Opuntia polyacantha
                                                   [Opuntia arenaria]
                                                   [Opuntia heacockiae]
                                                   [Opuntia heacockul]
                                                   [Opuntia rhodantha]
                                                   [Opuntia rutila]
                                               Opuntia polyacantha var. arenaria
                                               Opuntia polyacantha var. erinacea
                                                     [Opuntia erinacea var. erinacea]
                                                     [Opuntia erinacea var. paucispina]
                                                     [Opuntia erinacea var. ursina]
                                                     [Opuntia sphaerocarpa var. utahensis]
                                               Opuntia polyacantha var. hystricina
                                                     [Opuntia erinacea var. hystricina]
                                                     [Opuntia erinacea var. xanthostemma]
                                               Opuntia polyacantha var. juniperina
                                               Opuntia polyacantha var. nicholii
                                               Opuntia polyacantha var. polyacantha
                                                     [Opuntia erinacea var. utahensis]
                                                     [Opuntia missouriensis var. trichophora]
                                                     [Opuntia polyacantha var. trichophora]
                                               Opuntia polyacantha var. rufispina
                                             Opuntia pottsii
                                                   [Opuntia ballii]
                                                   [Opuntia macrorhiza var. pottsii]
                                                   [Opuntia phaeacantha var. tenuispina]
                                                   [Opuntia tenuiflora]
                                                   [Opuntia tenuispina]
                                             Opuntia puberula
                                             Opuntia pubescens
                                                   [Corynopuntia dumetorum]
                                                   [Opuntia depauperata]
                                                   [Opuntia dumetorum]
                                                   [Opuntia infesta]
                                                   [Opuntia pumila]
                                                   [Platyopuntia dumetorum]
                                                   [Platyopuntia infesta]
                                                   [Platyopuntia nana]
                                             Opuntia pusilla
                                                   [Cactus pusillus]
                                                   [Opuntia drummondii]
                                                   [Opuntia tracyi]
                                             Opuntia pycnantha
                                             Opuntia pyrrhacantha
                                             Opuntia quimilo
                                                   [Platyopuntia quimilo]
                                             Opuntia quitensis
                                                   [Platyopuntia quitensis]
                                             Opuntia rafinesquei
                                             Opuntia repens
                                             Opuntia robinsonii
                                             Opuntia robusta
                                                   [Opuntia larreyi]
                                             Opuntia rosarica
                                             Opuntia rufida
                                             Opuntia salmiana
                                                   [Platyopuntia salmiana]
                                             Opuntia sanctae-barbarae
                                             Opuntia sanguinea
                                             Opuntia santa-rita
                                                   [Opuntia chlorotica var. santa-rita]
                                                   [Opuntia violacea var. santa-rita]
                                             Opuntia scheeri
                                                   [Opuntia scheerii]
                                             Opuntia schickendantzii
                                                   [Opuntia colubrina]
                                             Opuntia schumannii
                                             Opuntia serpentina
                                             Opuntia soederstromiana
                                             Opuntia stenarthra
                                             Opuntia stenopetala
                                             Opuntia streptacantha
                                                   [Opuntia pachona]
                                             Opuntia stricta
                                                   [Cactus dillenii]
                                                   [Cactus strictus]
                                                   [Consolea bahamana]
                                                   [Opuntia atrocapensis]
                                                   [Opuntia bentonii]
                                                   [Opuntia dillenii]
                                                   [Opuntia macrantha]
                                                   [Opuntia magnifica]
                                                   [Opuntia nitens]
                                                   [Opuntia subsphaerocarpa]
                                                   [Opuntia tunoidea]
                                                   [Opuntia zebrina]
                                               Opuntia stricta var. dillenii
                                               Opuntia stricta var. stricta
                                             Opuntia strigil
                                             Opuntia sulphurea
                                                   [Opuntia penicilligera]
                                                   [Opuntia sulphurea ssp. brachyacantha]
                                                   [Opuntia sulphurea ssp. spinibarbis]
                                                   [Opuntia sulphurea ssp. sulphurea]
                                                   [Platyopuntia brachyacantha]
                                                   [Platyopuntia spinibarbis]
                                             Opuntia tardospina
                                             Opuntia taylorii
                                             Opuntia tehuacana
                                             Opuntia tehuantepecana
                                                   [Opuntia nejapensis]
                                             Opuntia testudinis
                                             Opuntia thornberi
                                             Opuntia ticnamarensis
                                             Opuntia tomentosa
                                                   [Opuntia jaliscana]
                                                   [Opuntia rileyi]
                                                   [Opuntia spraguei]
                                                   [Opuntia tomentella]
                                             Opuntia tortispina
                                                   [Opuntia cymochila]
                                             Opuntia treleasei
                                             Opuntia triacantha
                                                   [Cactus triacanthos]
                                                   [Cactus triacanthus]
                                                   [Opuntia abjecta]
                                             Opuntia trichophora
                                             Opuntia tricolor
                                             Opuntia tuna
                                                   [Opuntia jamaicensis]
                                             Opuntia turbinata
                                             Opuntia turgida
                                             Opuntia ursina
                                             Opuntia valida
                                             Opuntia velutina
                                                   [Opuntia atropes]
                                             Opuntia whitneyana
                                             Opuntia wilcoxii
                                     Oreocereus
                                           [Arequipa]
                                           [Morawetzia]
                                           [Oreocereus tacnaensis]
                                             Oreocereus celsianus
                                                   [Borzicactus celsianus]
                                                   [Borzicactus fossulatus]
                                                   [Oreocereus maximus]
                                                   [Oreocereus neocelsianus]
                                             Oreocereus doelzianus
                                                   [Borzicactus doelzianus]
                                                   [Morawetzia doelziana]
                                                   [Morawetzia sericata]
                                               Oreocereus doelzianus ssp. calvus
                                               Oreocereus doelzianus ssp. doelzianus
                                               Oreocereus doelzianus ssp. sericatus
                                             Oreocereus hempelianus
                                                   [Oreocereus australis]
                                             Oreocereus leucotrichus
                                                   [Borzicactus hendriksenianus]
                                                   [Borzicactus leucotrichus]
                                                   [Morawetzia variicolor]
                                                   [Oreocereus hendriksenianus]
                                                   [Oreocereus ritteri]
                                                   [Oreocereus varicolor]
                                                   [Oreocereus variicolor]
                                             Oreocereus pseudofossulatus
                                                   [Cleistocactus fossulatus]
                                                   [Oreocereus fossulatus]
                                             Oreocereus trollii
                                                   [Borzicactus trollii]
                                                   [Oreocereus crassiniveus]
                                     Oroya
                                             Oroya borchersii
                                             Oroya peruviana
                                                   [Oroya baumannii]
                                                   [Oroya gibbosa]
                                                   [Oroya laxiareolata]
                                                   [Oroya neoperuviana]
                                                   [Oroya subocculta]
                                     Ortegocactus
                                             Ortegocactus macdougallii
                                                   [Neobesseya macdougallii]
                                     Pachycereus
                                           [Lemaireocereus]
                                           [Lophocereus]
                                           [Marginatocereus]
                                           [Mitrocereus]
                                           [Pseudomitrocereus]
                                           [Pterocereus]
                                             Pachycereus fulviceps
                                                   [Carnegiea fulviceps]
                                                   [Cephalocereus fulviceps]
                                                   [Mitrocereus fulviceps]
                                                   [Pseudomitrocereus fulviceps]
                                             Pachycereus gatesii
                                                   [Lophocereus gatesii]
                                             Pachycereus gaumeri
                                                   [Anisocereus foetidus]
                                                   [Anisocereus]
                                                   [Pachycereus foetidus]
                                                   [Pterocereus foetidus]
                                                   [Pterocereus gaumeri ssp. foetidus]
                                             Pachycereus grandis
                                             Pachycereus hollianus
                                                   [Lemaireocereus hollianus]
                                             Pachycereus lepidanthus
                                                   [Anisocereus lepidanthus]
                                                   [Escontria lepidantha]
                                             Pachycereus marginatus
                                                   [Marginatocereus marginatus]
                                                   [Stenocereus marginatus]
                                             Pachycereus militaris
                                                   [Backebergia militaris]
                                                   [Cephalocereus militaris]
                                                   [Mitrocereus militaris]
                                                   [Pachycereus chrysomallus]
                                             Pachycereus pecten-aboriginum
                                                   [Pachycereus pecten-aboriginum ssp. tehuantepecanus]
                                                   [Pachycereus tehuantepecanus]
                                             Pachycereus pringlei
                                                   [Pachycereus calvus]
                                             Pachycereus schottii
                                                   [Lophocereus mieckleyanus]
                                                   [Lophocereus sargentianus]
                                                   [Lophocereus schottii]
                                             Pachycereus tepamo
                                             Pachycereus weberi
                                                   [Lemaireocereus weberi]
                                                   [Pachycereus gigas]
                                                   [Stenocereus weberi]
                                     Parodia
                                           [Brasilicactus]
                                           [Chrysocactus]
                                           [Eriocactus]
                                           [Malacocarpus]
                                           [Notocactus]
                                           [Opuntia X ellisiana]
                                           [Parodia curvispina]
                                           [Parodia erubescens]
                                           [Wigginsia]
                                             Parodia aconquijaensis
                                             Parodia alacriportana
                                                   [Notocactus alacriportanus]
                                                   [Notocactus brevihamatus]
                                                   [Parodia alacriportana ssp. alacriportana]
                                                   [Parodia alacriportana ssp. brevihamata]
                                                   [Parodia alacriportana ssp. buenekeri]
                                                   [Parodia alacriportana ssp. catarinensis]
                                                   [Parodia buenekeri]
                                                   [Parodia catarinensis]
                                             Parodia albofuscata
                                             Parodia allosiphon
                                                   [Notocactus allosiphon]
                                             Parodia amambayensis
                                             Parodia argerichiana
                                             Parodia arnostiana
                                                   [Notocactus arnostianus]
                                             Parodia atroviridis
                                             Parodia aureicentra
                                                   [Parodia muhrii]
                                                   [Parodia rauschii]
                                                   [Parodia variicolor]
                                             Parodia aureispina
                                             Parodia ayopayana
                                                   [Parodia borealis]
                                                   [Parodia buxbaumiana]
                                                   [Parodia comosa]
                                                   [Parodia cotacajensis]
                                                   [Parodia echinus]
                                                   [Parodia elata]
                                                   [Parodia macednosa]
                                                   [Parodia miguillensis]
                                                   [Parodia pseudoayopayana]
                                             Parodia betaniana
                                             Parodia buiningii
                                                   [Notocactus buiningii]
                                             Parodia campestra
                                             Parodia capillitaensis
                                             Parodia carambeiensis
                                                   [Notocactus carambeiensis]
                                                   [Notocactus villa-velhensis var. carambeiensis]
                                             Parodia catamarcensis
                                             Parodia chlorocarpa
                                             Parodia chrysacanthion
                                                   [Parodia saint-pieana]
                                             Parodia claviceps
                                             Parodia columnaris
                                                   [Parodia legitima]
                                             Parodia comarapana
                                                   [Parodia mairanana]
                                                   [Parodia neglecta]
                                                   [Parodia neglectoides]
                                             Parodia commutans
                                                   [Parodia maxima]
                                                   [Parodia obtusa]
                                             Parodia concinna
                                                   [Frailea caespitosa]
                                                   [Notocactus agnetae]
                                                   [Notocactus apricus]
                                                   [Notocactus blaauwianus]
                                                   [Notocactus brederooianus]
                                                   [Notocactus caespitosus]
                                                   [Notocactus concinnus]
                                                   [Notocactus eremiticus]
                                                   [Notocactus gibberulus]
                                                   [Notocactus joadii]
                                                   [Notocactus multicostatus]
                                                   [Notocactus olimarensis]
                                                   [Notocactus rubrigemmatus]
                                                   [Notocactus tabularis]
                                                   [Parodia caespitosa]
                                                   [Parodia concinna ssp. agnetae]
                                                   [Parodia concinna ssp. blaauwiana]
                                                   [Parodia concinna ssp. blauuwiana]
                                                   [Parodia concinna ssp. concinna]
                                                   [Parodia tabularis ssp. bommeljei]
                                                   [Parodia tabularis ssp. tabularis]
                                                   [Parodia tabularis]
                                             Parodia crassigibba
                                                   [Notocactus arachnitis]
                                                   [Notocactus crassigibbus]
                                                   [Notocactus meonacanthus]
                                                   [Notocactus uebelmannianus var. pleiocephalus]
                                                   [Notocactus uebelmannianus]
                                                   [Parodia meonacantha]
                                                   [Parodia werneri ssp. pleicephala]
                                                   [Parodia werneri ssp. pleiocephala]
                                                   [Parodia werneri ssp. werneri]
                                                   [Parodia werneri]
                                             Parodia dextrohamata
                                             Parodia elachisantha
                                             Parodia erinacea
                                                   [Notocactus acuatus]
                                                   [Notocactus sellowii]
                                                   [Parodia sellowii]
                                                   [Wigginsia acuata]
                                                   [Wigginsia corynodes]
                                                   [Wigginsia courantii]
                                                   [Wigginsia fricii]
                                                   [Wigginsia leucocarpa]
                                                   [Wigginsia macrocantha]
                                                   [Wigginsia macrogona]
                                                   [Wigginsia sellowii]
                                                   [Wigginsia stegmannii]
                                                   [Wigginsia tephracantha]
                                                   [Wigginsia vorwerkiana]
                                             Parodia fechseri
                                             Parodia formosa
                                                   [Parodia bellavistana]
                                                   [Parodia carapariana]
                                                   [Parodia cardenasii]
                                                   [Parodia chaetocarpa]
                                                   [Parodia chirimoyarana]
                                                   [Parodia pachysa]
                                                   [Parodia parvula]
                                                   [Parodia purpureo-aurea]
                                                   [Parodia pusilla]
                                                   [Parodia setispina]
                                                   [Parodia tillii]
                                                   [Parodia winbergii]
                                             Parodia fusca
                                                   [Notocactus fuscus]
                                             Parodia fusco-viridis
                                             Parodia gibbulosoides
                                                   [Parodia elachista]
                                                   [Parodia exquisita]
                                                   [Parodia gibbulosa]
                                                   [Parodia minuta]
                                                   [Parodia punae]
                                                   [Parodia zecheri]
                                             Parodia glischrocarpa
                                             Parodia graessneri
                                             Parodia grandiflora
                                             Parodia haselbergii
                                                   [Brasilicactus haselbergii]
                                                   [Notocactus haselbergii]
                                               Parodia haselbergii ssp. graessneri
                                               Parodia haselbergii ssp. haselbergii
                                             Parodia hausteiniana
                                                   [Parodia lauii]
                                             Parodia herteri
                                                   [Notocactus herteri]
                                                   [Notocactus pseudoherteri]
                                             Parodia herzogii
                                             Parodia heteracantha
                                             Parodia horrida
                                             Parodia horstii
                                                   [Notocactus horstii]
                                                   [Notocactus purpureus]
                                             Parodia hummeliana
                                             Parodia kilianana
                                             Parodia langsdorffii
                                                   [Notocactus leprosorum]
                                                   [Notocactus longispinus]
                                                   [Notocactus polyacanthus]
                                                   [Notocactus prolifer]
                                                   [Notocactus pulvinatus]
                                                   [Parodia langsdorfii]
                                                   [Wigginsia langsdorffii]
                                                   [Wigginsia leprosorum]
                                                   [Wigginsia longispina]
                                                   [Wigginsia polyacantha]
                                                   [Wigginsia prolifera]
                                             Parodia leninghausii
                                                   [Eriocactus leninghausii]
                                                   [Notocactus leninghausii]
                                             Parodia linkii
                                                   [Notocactus linkii]
                                             Parodia lohaniana
                                             Parodia maassii
                                                   [Parodia bermejoensis]
                                                   [Parodia haageana]
                                                   [Parodia lamprospina]
                                                   [Parodia suprema]
                                                   [Parodia thieleana]
                                             Parodia magnifica
                                                   [Eriocactus magnificus]
                                             Parodia malyana
                                             Parodia mammulosa
                                                   [Notocactus cristatoides]
                                                   [Notocactus erythracanthus]
                                                   [Notocactus floricomus]
                                                   [Notocactus hypocrateriformis]
                                                   [Notocactus macambarensis]
                                                   [Notocactus mammulosus]
                                                   [Notocactus megalanthus]
                                                   [Notocactus paulus]
                                                   [Notocactus ritterianus]
                                                   [Notocactus roseoluteus]
                                                   [Notocactus submammulosus]
                                                   [Parodia mammulosa ssp. brasiliensis]
                                                   [Parodia mammulosa ssp. erythracantha]
                                                   [Parodia mammulosa ssp. mammulosa]
                                                   [Parodia mammulosa ssp. submammulosa]
                                                   [Parodia submammulosa ssp. minor]
                                                   [Parodia submammulosa]
                                             Parodia mercedesiana
                                             Parodia mesembrina
                                             Parodia microsperma
                                               Parodia microsperma ssp. horrida
                                               Parodia microsperma ssp. microsperma
                                                     [Parodia malyana var. igneuiflora]
                                             Parodia minuscula
                                             Parodia mueller-melchersii
                                                   [Notocactus eugeniae]
                                                   [Notocactus gutierrezii]
                                                   [Notocactus mueller-melchersii]
                                                   [Notocactus roseiflorus]
                                                   [Notocactus rutilans]
                                                   [Notocactus veenianus]
                                                   [Notocactus winkleri]
                                                   [Parodia mammulosa ssp. eugeniae]
                                                   [Parodia mueller-melchersii ssp. gutierrezii]
                                                   [Parodia mueller-melchersii ssp. mueller-melchersii]
                                                   [Parodia mueller-melchersii ssp. winkleri]
                                                   [Parodia rutilans ssp. rutilans]
                                                   [Parodia rutilans ssp. veeniana]
                                                   [Parodia rutilans]
                                             Parodia muricata
                                                   [Notocactus laetevirens]
                                                   [Notocactus laetivirens]
                                                   [Notocactus muricatus]
                                             Parodia mutabilis
                                             Parodia nana
                                             Parodia neoarechavaletae
                                                   [Notocactus maldonadensis]
                                                   [Wigginsia arechavaletae]
                                             Parodia neohorstii
                                                   [Notocactus neohorstii]
                                                   [Wigginsia horstii]
                                             Parodia nigrispina
                                                   [Eriocactus nigrispinus]
                                             Parodia nivosa
                                                   [Parodia faustiana]
                                                   [Parodia uhligiana]
                                             Parodia nothominuscula
                                             Parodia nothorauschii
                                                   [Notocactus rauschii]
                                                   [Notocactus spinibarbis]
                                             Parodia ocampoi
                                                   [Parodia compressa]
                                             Parodia otaviana
                                             Parodia ottonis
                                                   [Notocactus ruoffii]
                                                   [Notocactus tenuispinus]
                                                   [Notocactus uruguayus]
                                                   [Parodia paraguayensis]
                                               Parodia ottonis ssp. horstii
                                               Parodia ottonis ssp. ottonis
                                             Parodia oxycostata
                                                   [Notocactus oxycostatus]
                                               Parodia oxycostata ssp. gracilis
                                               Parodia oxycostata ssp. oxycostata
                                             Parodia penicillata
                                                   [Notocactus permutatus]
                                                   [Parodia permutata]
                                             Parodia prestoensis
                                             Parodia procera
                                                   [Parodia andreaeoides]
                                                   [Parodia echinopsoides]
                                                   [Parodia gracilis]
                                                   [Parodia lychnosa]
                                                   [Parodia perplexa]
                                                   [Parodia pseudoprocera]
                                                   [Parodia riograndensis]
                                                   [Parodia subtilihamata]
                                                   [Parodia tredecimcostata]
                                             Parodia rechensis
                                                   [Notocactus rechensis]
                                             Parodia rigida
                                             Parodia rigidispina
                                             Parodia ritteri
                                                   [Parodia agasta]
                                                   [Parodia aglaisma]
                                                   [Parodia belliata]
                                                   [Parodia camargensis]
                                                   [Parodia camblayana]
                                                   [Parodia carrerana]
                                                   [Parodia castanea]
                                                   [Parodia cintiensis]
                                                   [Parodia fulvispina]
                                                   [Parodia roseoalba]
                                                   [Parodia rostrum-sperma]
                                                   [Parodia rubida]
                                                   [Parodia splendens]
                                                   [Parodia tojoensis]
                                             Parodia rubellihamata
                                             Parodia rubriflora
                                             Parodia rubristaminea
                                             Parodia rudibuenekeri
                                                   [Notocactus glomeratus]
                                                   [Notocactus rudibuenekeri]
                                                   [Parodia rudibuenekeri ssp. glomerata]
                                                   [Parodia rudibuenekeri ssp. rudibuenekeri]
                                             Parodia sanguiniflora
                                             Parodia schumanniana
                                                   [Eriocactus ampliocostatus]
                                                   [Eriocactus claviceps]
                                                   [Notocactus amplicostatus]
                                                   [Parodia ampliocostata]
                                                   [Parodia grossei]
                                               Parodia schumanniana ssp. claviceps
                                               Parodia schumanniana ssp. schumanniana
                                             Parodia schwebsiana
                                                   [Parodia applanata]
                                                   [Parodia minima]
                                                   [Parodia salmonea]
                                             Parodia scopa
                                                   [Notocactus scopa]
                                               Parodia scopa ssp. marchesii
                                               Parodia scopa ssp. neobuenekeri
                                               Parodia scopa ssp. scopa
                                               Parodia scopa ssp. succinea
                                             Parodia scopaoides
                                             Parodia setifera
                                             Parodia spanisa
                                             Parodia stockingeri
                                                   [Notocactus stockingeri]
                                             Parodia stuemeri
                                                   [Parodia carminata]
                                                   [Parodia friciana]
                                                   [Parodia gutekunstiana]
                                                   [Parodia jujuyana]
                                                   [Parodia pseudostuemeri]
                                                   [Parodia rubricentra]
                                                   [Parodia scoparia]
                                                   [Parodia setosa]
                                                   [Parodia tilcarensis]
                                             Parodia subterranea
                                                   [Parodia culpinensis]
                                                   [Parodia miranda]
                                                   [Parodia occulta]
                                                   [Parodia pseudosubterranea]
                                                   [Parodia subterrranea]
                                                   [Parodia zaletaewana]
                                             Parodia succinea
                                             Parodia superba
                                             Parodia tafiensis
                                             Parodia talaensis
                                             Parodia taratensis
                                                   [Parodia bilbaoensis]
                                                   [Parodia krahnii]
                                             Parodia tenuicylindrica
                                                   [Notocactus minimus]
                                                   [Notocactus tenuicylindricus]
                                             Parodia tuberculata
                                                   [Parodia firmissima]
                                                   [Parodia idiosa]
                                                   [Parodia multicostata]
                                                   [Parodia otuyensis]
                                                   [Parodia quechua]
                                                   [Parodia sotomayorensis]
                                                   [Parodia stereospina]
                                                   [Parodia sucrensis]
                                                   [Parodia tarabucina]
                                                   [Parodia yamparaezi]
                                                   [Parodia yamparaezii]
                                             Parodia tuberculosi-costata
                                             Parodia tucumanensis
                                             Parodia turbinata
                                                   [Notocactus calvescens]
                                                   [Notocactus schaeferianus]
                                                   [Wigginsia schaeferiana]
                                                   [Wigginsia turbinata]
                                             Parodia turecekiana
                                             Parodia uebelmanniana
                                             Parodia warasii
                                                   [Eriocactus warasii]
                                             Parodia weberiana
                                             Parodia werdermanniana
                                                   [Notocactus ferrugineus]
                                                   [Notocactus memorialis]
                                                   [Notocactus vanvlietii]
                                                   [Notocactus werdermannianus]
                                     Pediocactus
                                           [Navajoa]
                                           [Utahia]
                                             Pediocactus bonatzii
                                             Pediocactus bradyi
                                                   [Pediocactus bradyi ssp. bradyi]
                                                   [Pediocactus simpsonii ssp. bradyi]
                                                   [Toumeya bradyi]
                                             Pediocactus despainii
                                                   [Pediocactus bradyi ssp. despainii]
                                                   [Pediocactus simpsonii var. despainii]
                                             Pediocactus knowltonii
                                                   [Pediocactus simpsonii var. knowltonii]
                                             Pediocactus knuthianus
                                             Pediocactus nigrispinus
                                                   [Pediocactus nigrispinus ssp. beastonii]
                                                   [Pediocactus nigrispinus ssp. nigrispinus]
                                                   [Pediocactus nigrispinus ssp. puebloensis]
                                                   [Pediocactus nigrispinus var. beastonii]
                                             Pediocactus paradinei
                                                   [Pediocactus simpsonii var. paradinei]
                                             Pediocactus peeblesianus
                                                   [Echinocactus peeblesianus]
                                                   [Navajoa peeblesiana]
                                                   [Navajoa peeblesianus]
                                                   [Toumeya peeblesiana]
                                                   [Toumeya peeblesianus]
                                                   [Utahia peeblesiana]
                                                   [Utahia peeblesianus]
                                               Pediocactus peeblesianus ssp. fickeiseniorum
                                                     [Navajoa peeblesiana ssp. fickeisenii]
                                                     [Navajoa peeblesiana var. fickeisenii]
                                                     [Pediocactus peeblesianus var. fickeiseniae]
                                                     [Pediocactus peeblesianus var. fickeisenii]
                                               Pediocactus peeblesianus ssp. peeblesianus
                                                     [Navajoa peeblesiana ssp. menzelii]
                                                     [Pediocactus peeblesianus var. peeblesianus]
                                               Pediocactus peeblesianus var. maianus
                                             Pediocactus rioverdensis
                                             Pediocactus schmiedickeanus
                                             Pediocactus sileri
                                                   [Echinocactus sileri]
                                                   [Utahia sileri]
                                             Pediocactus simpsonii
                                                   [Echinocactus simpsonii var. robustior]
                                                   [Echinocactus simpsonii]
                                                   [Pediocactus hermannii]
                                                   [Pediocactus nigrispinus ssp. indranus]
                                                   [Pediocactus robustior]
                                                   [Pediocactus simpsonii ssp. bensonii]
                                                   [Pediocactus simpsonii ssp. idahoensis]
                                                   [Pediocactus simpsonii ssp. indranus]
                                                   [Pediocactus simpsonii ssp. robustior]
                                                   [Pediocactus simpsonii ssp. simpsonii]
                                                   [Pediocactus simpsonii var. indranus]
                                                   [Pediocactus simpsonii var. minor]
                                                   [Pediocactus simpsonii var. robustior]
                                                   [Pediocactus simpsonii var. simpsonii]
                                             Pediocactus smithii
                                             Pediocactus winkleri
                                                   [Pediocactus bradyi ssp. winkleri]
                                                   [Pediocactus simpsonii var. winkleri]
                                             Pediocactus ysabelae
                                     Pelecyphora
                                           [Encephalocarpus]
                                             Pelecyphora aselliformis
                                             Pelecyphora strobiliformis
                                                   [Ariocarpus strobiliformis]
                                                   [Encephalocarpus strobiliformis]
                                     Peniocereus
                                           [Neoevansia]
                                           [Nyctocereus]
                                           [Wilcoxia]
                                             Peniocereus castellae
                                             Peniocereus chiapensis
                                             Peniocereus cuixmalensis
                                             Peniocereus fosterianus
                                             Peniocereus greggii
                                               Peniocereus greggii var. greggii
                                               Peniocereus greggii var. transmontanus
                                             Peniocereus guatemalensis
                                             Peniocereus hirschtianus
                                                   [Nyctocereus guatemalensis]
                                                   [Nyctocereus hirschtianus]
                                                   [Nyctocereus neumannii]
                                             Peniocereus johnstonii
                                             Peniocereus lazaro-cardenasii
                                                   [Neoevansia lazaro-cardenasii]
                                             Peniocereus macdougallii
                                             Peniocereus maculatus
                                             Peniocereus marianus
                                             Peniocereus oaxacensis
                                                   [Nyctocereus oaxacensis]
                                             Peniocereus occidentalis
                                             Peniocereus rosei
                                             Peniocereus serpentinus
                                                   [Nyctocereus castellanosii]
                                                   [Nyctocereus serpentinus]
                                             Peniocereus striatus
                                                   [Neoevansia striata]
                                                   [Peniocereus diguetii]
                                                   [Wilcoxia diguetii]
                                                   [Wilcoxia striata]
                                             Peniocereus tepalcatepecanus
                                             Peniocereus viperinus
                                                   [Peniocereus papillosus]
                                                   [Wilcoxia papillosa]
                                                   [Wilcoxia tomentosa]
                                                   [Wilcoxia viperina]
                                             Peniocereus zopilotensis
                                                   [Neoevansia zopilotensis]
                                                   [Wilcoxia zopilotensis]
                                     Pereskia
                                           [Rhodocactus]
                                             Pereskia aculeata
                                                   [Cactus pereskia]
                                                   [Pereskia aculeata var. godseffiana]
                                                   [Pereskia pereskia]
                                             Pereskia aureiflora
                                             Pereskia bahiensis
                                             Pereskia bleo
                                                   [Rhodocactus bleo]
                                                   [Rhodocactus corrugatus]
                                             Pereskia diaz-romeroana
                                             Pereskia grandifolia
                                               Pereskia grandifolia ssp. grandifolia
                                               Pereskia grandifolia ssp. violacea
                                             Pereskia guamacho
                                                   [Pereskia colombiana]
                                                   [Rhodocactus colombianus]
                                                   [Rhodocactus guamacho]
                                             Pereskia horrida
                                                   [Pereskia humboldtii]
                                                   [Pereskia vargasii]
                                               Pereskia horrida ssp. horrida
                                               Pereskia horrida ssp. rauhii
                                                     [Pereskia humboldtii var. rauhii]
                                             Pereskia lychnidiflora
                                                   [Pereskia autumnalis]
                                                   [Pereskia conzattii]
                                                   [Pereskiopsis opuntiiflora]
                                                   [Pereskiopsis pititache]
                                                   [Rhodocactus autumnalis]
                                                   [Rhodocactus lychnidiflorus]
                                                   [Rhodocactus nicoyanus]
                                             Pereskia marcanoi
                                             Pereskia nemorosa
                                                   [Pereskia amapola]
                                             Pereskia portulacifolia
                                                   [Rhodocactus portulacifolius]
                                             Pereskia quisqueyana
                                             Pereskia sacharosa
                                                   [Pereskia moorei]
                                                   [Pereskia saipinensis]
                                                   [Pereskia sparsiflora]
                                                   [Rhodocactus sacharosa]
                                                   [Rhodocactus saipinensis]
                                             Pereskia stenantha
                                             Pereskia tampicana
                                             Pereskia weberiana
                                                   [Rhodocactus antonianus]
                                             Pereskia zinniiflora
                                                   [Pereskia cubensis]
                                                   [Rhodocactus cubensis]
                                                   [Rhodocactus zinniiflorus]
                                     Pereskiopsis
                                             Pereskiopsis aquosa
                                             Pereskiopsis blakeana
                                             Pereskiopsis diguetii
                                                   [Pereskia higuerana]
                                                   [Pereskiopsis spathulata]
                                                   [Pereskiopsis velutina]
                                                   [Rhodocactus higueranus]
                                             Pereskiopsis kellermanii
                                                   [Pereskiopsis scandens]
                                             Pereskiopsis porteri
                                             Pereskiopsis rotundifolia
                                                   [Pereskiopsis chapistle]
                                     Pfeiffera
                                           [Acanthorhipsalis]
                                           [Lymanbensonia]
                                             Pfeiffera asuntapatensis
                                             Pfeiffera boliviana
                                                   [Lepismium bolivianum]
                                                   [Rhipsalis boliviana]
                                             Pfeiffera brevispina
                                                   [Lepismium brevispinum]
                                                   [Rhipsalis brevispina]
                                                   [Rhipsalis riocampanensis]
                                             Pfeiffera crenata
                                                   [Lepismium crenatum]
                                                   [Rhipsalis crenata]
                                             Pfeiffera ianthothele
                                                   [Lepismium ianthothele]
                                                   [Pfeiffera erecta]
                                                   [Pfeiffera gracilis]
                                                   [Pfeiffera mataralensis]
                                                   [Pfeiffera multigona]
                                             Pfeiffera incahuasina
                                             Pfeiffera micrantha
                                                   [Lepismium micranthum]
                                                   [Lymanbensonia micrantha]
                                                   [Rhipsalis asperula]
                                             Pfeiffera miyagawae
                                                   [Lepismium miyagawae]
                                                   [Rhipsalis miyagawae]
                                             Pfeiffera monacantha
                                                   [Lepismium monacanthum]
                                               Pfeiffera monacantha ssp. kimnachii
                                               Pfeiffera monacantha ssp. monacantha
                                             Pfeiffera paranganiensis
                                                   [Lepismium paranganiense]
                                                   [Rhipsalis paranganiensis]
                                     Pierrebraunia
                                             Pierrebraunia bahiensis
                                                   [Arrojadoa bahiensis]
                                             Pierrebraunia brauniorum
                                     Pilosocereus
                                           [Pseudopilocereus]
                                             Pilosocereus X occultiflorus
                                             Pilosocereus X subsimilis
                                             Pilosocereus albisummus
                                                   [Pilosocereus estevesii]
                                                   [Pilosocereus goianus]
                                             Pilosocereus alensis
                                                   [Cephalocereus alensis]
                                                   [Cephalocereus guerreronis]
                                                   [Pilosocereus guerreronis]
                                             Pilosocereus arrabidae
                                                   [Cephalocereus arrabidae]
                                                   [Pseudopilocereus arrabidae]
                                             Pilosocereus atroflavispinus
                                             Pilosocereus aureispinus
                                                   [Coleocephalocereus aureispinus]
                                             Pilosocereus aurilanatus
                                             Pilosocereus aurisetus
                                                   [Pilocereus aurisetus]
                                                   [Pseudopilocereus aurisetus]
                                               Pilosocereus aurisetus ssp. aurilanatus
                                               Pilosocereus aurisetus ssp. aurisetus
                                                     [Pilosocereus aurisetus ssp. densilanatus]
                                                     [Pilosocereus aurisetus ssp. supthutianus]
                                                     [Pilosocereus aurisetus ssp. werdermannianus]
                                             Pilosocereus azulensis
                                             Pilosocereus azureus
                                             Pilosocereus bohlei
                                             Pilosocereus brasiliensis
                                                   [Cephalocereus brasiliensis]
                                                   [Pilosocereus sublanatus]
                                               Pilosocereus brasiliensis ssp. brasiliensis
                                               Pilosocereus brasiliensis ssp. ruschianus
                                             Pilosocereus braunii
                                             Pilosocereus catingicola
                                                   [Cephalocereus catingicola]
                                                   [Pilosocereus arenicola]
                                               Pilosocereus catingicola ssp. catingicola
                                                     [Pilosocereus catingicola ssp. arenicola]
                                                     [Pilosocereus catingicola ssp. robustus]
                                               Pilosocereus catingicola ssp. salvadorensis
                                                     [Pilosocereus catingicola ssp. hapalacanthus]
                                             Pilosocereus cenepequei
                                             Pilosocereus chrysacanthus
                                                   [Cephalocereus chrysacanthus]
                                             Pilosocereus chrysostele
                                                   [Pseudopilocereus chrysostele]
                                             Pilosocereus coerulescens
                                             Pilosocereus collinsii
                                                   [Cephalocereus collinsii]
                                             Pilosocereus cyaneus
                                             Pilosocereus densiareolatus
                                                   [Pilosocereus densiareolatus ssp. brunneolanatus]
                                                   [Pseudopilocereus densiareolatus]
                                             Pilosocereus diersianus
                                                   [Pseudopilocereus diersianus]
                                             Pilosocereus flavipulvinatus
                                                   [Pilosocereus carolinensis]
                                                   [Pilosocereus flavipulvinatus ssp. carolinensis]
                                                   [Pilosocereus flavipulvinatus var. carolinensis]
                                                   [Pseudopilocereus carolinensis]
                                                   [Pseudopilocereus flavipulvinatus]
                                             Pilosocereus flexibilispinus
                                             Pilosocereus floccosus
                                                   [Pilocereus floccosus]
                                                   [Pseudopilocereus floccosus]
                                               Pilosocereus floccosus ssp. floccosus
                                               Pilosocereus floccosus ssp. quadricostatus
                                             Pilosocereus fulvilanatus
                                                   [Pseudopilocereus fulvilanatus]
                                               Pilosocereus fulvilanatus ssp. fulvilanatus
                                                     [Pilosocereus fulvilanatus ssp. vanheekianus]
                                               Pilosocereus fulvilanatus ssp. rosae
                                             Pilosocereus glaucochrous
                                                   [Pseudopilocereus glaucochrous]
                                             Pilosocereus gounellei
                                                   [Cephalocereus gounellei]
                                                   [Pseudopilocereus gounellei]
                                               Pilosocereus gounellei ssp. gounellei
                                               Pilosocereus gounellei ssp. zehntneri
                                             Pilosocereus hapalacanthus
                                             Pilosocereus juaruensis
                                                   [Pilosocereus densivillosus]
                                                   [Pilosocereus paraguayensis]
                                                   [Pilosocereus saudadensis]
                                                   [Pseudopilocereus juaruensis]
                                                   [Pseudopilocereus saudadensis]
                                             Pilosocereus lanuginosus
                                                   [Cephalocereus colombianus]
                                                   [Cephalocereus lanuginosus]
                                                   [Cephalocereus moritzianus]
                                                   [Cephalocereus tweedyanus]
                                                   [Pilosocereus backebergii]
                                                   [Pilosocereus claroviridis]
                                                   [Pilosocereus colombianus]
                                                   [Pilosocereus gironensis]
                                                   [Pilosocereus moritzianus]
                                                   [Pilosocereus tillianus]
                                                   [Pilosocereus tuberculosus]
                                             Pilosocereus leucocephalus
                                                   [Cephalocereus leucocephalus]
                                                   [Cephalocereus maxonii]
                                                   [Cephalocereus palmeri]
                                                   [Cephalocereus sartorianus]
                                                   [Pilosocereus maxonii]
                                                   [Pilosocereus palmeri]
                                                   [Pilosocereus sartorianus]
                                                   [Pilosocereus tehuacanus]
                                             Pilosocereus machrisii
                                                   [Pilosocereus cristalinensis]
                                                   [Pilosocereus lindaianus]
                                                   [Pseudopilocereus cuyabensis]
                                             Pilosocereus magnificus
                                                   [Pseudopilocereus magnificus]
                                             Pilosocereus mollispinus
                                             Pilosocereus multicostatus
                                                   [Pseudopilocereus multicostatus]
                                             Pilosocereus oligolepis
                                                   [Pilosocereus oligolepis ssp. kanukuensis]
                                                   [Pseudopilocereus oligolepis]
                                             Pilosocereus oreus
                                             Pilosocereus pachycladus
                                               Pilosocereus pachycladus ssp. pachycladus
                                               Pilosocereus pachycladus ssp. pernambucoensis
                                                     [Pilosocereus pernambucoensis var. caesius]
                                             Pilosocereus parvus
                                                   [Pseudopilocereus parvus]
                                             Pilosocereus pentaedrophorus
                                                   [Cephalocereus pentaedrophorus]
                                                   [Pseudopilocereus pentaedrophorus]
                                               Pilosocereus pentaedrophorus ssp. pentaedrophorus
                                               Pilosocereus pentaedrophorus ssp. robustus
                                             Pilosocereus pernambucoensis
                                             Pilosocereus piauhyensis
                                                   [Cephalocereus piauhyensis]
                                                   [Pilosocereus gaturianensis]
                                                   [Pilosocereus mucosiflorus]
                                                   [Pilosocereus piauhyensis ssp. gaturianensis]
                                                   [Pilosocereus piauhyensis ssp. mucosiflorus]
                                                   [Pseudopilocereus gaturianensis]
                                                   [Pseudopilocereus mucosiflorus]
                                                   [Pseudopilocereus piauhyensis]
                                             Pilosocereus pleurocarpus
                                             Pilosocereus polygonus
                                                   [Cephalocereus bahamensis]
                                                   [Cephalocereus brooksianus]
                                                   [Cephalocereus polygonus]
                                                   [Cephalocereus robinii]
                                                   [Pilosocereus bahamensis]
                                                   [Pilosocereus brooksianus]
                                                   [Pilosocereus deeringii]
                                                   [Pilosocereus keyensis]
                                             Pilosocereus purpusii
                                                   [Cephalocereus purpusii]
                                             Pilosocereus pusillibaccatus
                                             Pilosocereus quadricentralis
                                                   [Cephalocereus quadricentralis]
                                             Pilosocereus quadricostatus
                                             Pilosocereus robinii
                                               Pilosocereus robinii var. deeringii
                                               Pilosocereus robinii var. robinii
                                             Pilosocereus robustus
                                             Pilosocereus rosae
                                             Pilosocereus royenii
                                                   [Cephalocereus barbadensis]
                                                   [Cephalocereus gaumeri]
                                                   [Cephalocereus millspaughii]
                                                   [Cephalocereus monoclonos]
                                                   [Cephalocereus nobilis]
                                                   [Cephalocereus royenii]
                                                   [Cephalocereus swartzii]
                                                   [Pilocereus strictus]
                                                   [Pilosocereus barbadensis]
                                                   [Pilosocereus gaumeri]
                                                   [Pilosocereus millspaughii]
                                                   [Pilosocereus monoclonos]
                                                   [Pilosocereus nobilis]
                                                   [Pilosocereus swartzii]
                                                   [Pilosocereus urbanianus]
                                                   [Pseudopilocereus nobilis]
                                             Pilosocereus rupicola
                                             Pilosocereus ruschianus
                                             Pilosocereus salvadorensis
                                             Pilosocereus schoebelii
                                             Pilosocereus sergipensis
                                             Pilosocereus splendidus
                                                   [Pseudopilocereus splendidus]
                                             Pilosocereus superbus
                                             Pilosocereus superfloccosus
                                             Pilosocereus supthutianus
                                             Pilosocereus tuberculatus
                                                   [Pseudopilocereus tuberculatus]
                                             Pilosocereus tweedyanus
                                             Pilosocereus ulei
                                                   [Cephalocereus robustus]
                                                   [Pseudopilocereus ulei]
                                             Pilosocereus vilaboensis
                                                   [Pilosocereus rizzoanus]
                                                   [Pilosocereus rizzoianus]
                                                   [Pseudopilocereus vilaboensis]
                                             Pilosocereus werdermannianus
                                             Pilosocereus zehnteri
                                     Polaskia
                                           [Heliabravoa]
                                             Polaskia chende
                                                   [Heliabravoa chende]
                                                   [Lemaireocereus chende]
                                                   [Myrtillocactus chende]
                                             Polaskia chichipe
                                                   [Lemaireocereus chichipe]
                                                   [Lemaireocereus mixtecensis]
                                                   [Myrtillocactus chichipe]
                                     Praecereus
                                             Praecereus amazonicus
                                             Praecereus apoloensis
                                             Praecereus campinensis
                                             Praecereus euchlorus
                                                   [Monvillea euchlora]
                                               Praecereus euchlorus ssp. amazonicus
                                               Praecereus euchlorus ssp. diffusus
                                               Praecereus euchlorus ssp. euchlorus
                                               Praecereus euchlorus ssp. jaenensis
                                               Praecereus euchlorus ssp. smithianus
                                             Praecereus jaenensis
                                             Praecereus maritimus
                                             Praecereus saxicola
                                                   [Monvillea chacoana]
                                                   [Monvillea parapetiensis]
                                                   [Monvillea rhodoleucantha]
                                                   [Monvillea saxicola]
                                             Praecereus smithianus
                                     Pseudoacanthocereus
                                             Pseudoacanthocereus brasiliensis
                                                   [Pseudoacanthocereus boreominarum]
                                             Pseudoacanthocereus sicariguensis
                                     Pseudorhipsalis
                                           [Wittiocactus]
                                             Pseudorhipsalis acuminata
                                                   [Disocactus acuminatus]
                                                   [Disocactus horichii]
                                                   [Pseudorhipsalis horichii]
                                             Pseudorhipsalis alata
                                                   [Disocactus alatus]
                                             Pseudorhipsalis amazonica
                                                   [Disocactus amazonicus]
                                                   [Wittiocactus amazonicus]
                                               Pseudorhipsalis amazonica ssp. amazonica
                                               Pseudorhipsalis amazonica ssp. chocoensis
                                               Pseudorhipsalis amazonica ssp. panamensis
                                             Pseudorhipsalis himantoclada
                                                   [Disocactus himantocladus]
                                             Pseudorhipsalis lankesteri
                                                   [Disocactus lankesteri]
                                             Pseudorhipsalis ramulosa
                                                   [Disocactus ramulosus]
                                                   [Rhipsalis angustissima]
                                                   [Rhipsalis angustissimus]
                                                   [Rhipsalis leiophloea]
                                                   [Rhipsalis purpusii]
                                               Pseudorhipsalis ramulosa ssp. jamaicensis
                                               Pseudorhipsalis ramulosa ssp. ramulosa
                                     Pterocactus
                                             Pterocactus araucanus
                                             Pterocactus australis
                                             Pterocactus fischeri
                                             Pterocactus gonjianii
                                             Pterocactus hickenii
                                                   [Pterocactus skottsbergii]
                                             Pterocactus megliolii
                                             Pterocactus reticulatus
                                             Pterocactus tuberosus
                                                   [Pterocactus decipiens]
                                                   [Pterocactus kuntzei]
                                             Pterocactus valentini
                                                   [Pterocactus pumilus]
                                                   [Pterocactus valentinii]
                                     Pygmaeocereus
                                             Pygmaeocereus bieblii
                                             Pygmaeocereus bylesianus
                                                   [Pygmaeocereus familiaris]
                                     Quiabentia
                                             Quiabentia verticillata
                                                   [Pereskia pflanzii]
                                                   [Pereskia verticillata]
                                                   [Quiabentia chacoensis]
                                                   [Quiabentia pereziensis]
                                                   [Quiabentia pflanzii]
                                             Quiabentia zehntneri
                                                   [Pereskia zehntneri]
                                     Rauhocereus
                                             Rauhocereus riosaniensis
                                               Rauhocereus riosaniensis ssp. jaenensis
                                               Rauhocereus riosaniensis ssp. riosaniensis
                                     Rebutia
                                           [Mediolobivia]
                                           [Spegazzinia]
                                           [Sulcorebutia]
                                           [Weingartia]
                                             Rebutia albiareolata
                                             Rebutia albiflora
                                             Rebutia albopectinata
                                                   [Rebutia schatzliana]
                                                   [Rebutia supthutiana]
                                             Rebutia arenacea
                                                   [Sulcorebutia arenacea]
                                                   [Weingartia arenacea]
                                             Rebutia auranitida
                                             Rebutia aureiflora
                                             Rebutia breviflora
                                                   [Rebutia caineana]
                                                   [Rebutia haseltonii]
                                                   [Sulcorebutia breviflora]
                                                   [Sulcorebutia caineana]
                                                   [Sulcorebutia haseltonii]
                                                   [Weingartia breviflora]
                                                   [Weingartia caineana]
                                                   [Weingartia haseltonii]
                                             Rebutia buiningiana
                                             Rebutia canigueralii
                                                   [Rebutia canigueralii ssp. canigueralii]
                                                   [Sulcorebutia canigueralii]
                                                   [Sulcorebutia fischeriana]
                                                   [Sulcorebutia losenickyana]
                                                   [Sulcorebutia pasopayana]
                                                   [Sulcorebutia ritteri]
                                                   [Sulcorebutia zavaletae]
                                                   [Weingartia alba]
                                                   [Weingartia brevispina]
                                                   [Weingartia canigueralii]
                                                   [Weingartia losenickyana]
                                                   [Weingartia pasopayana]
                                                   [Weingartia ritteri]
                                                   [Weingartia rubro-aurea]
                                                   [Weingartia tarabucoensis]
                                                   [Weingartia zavaletae]
                                             Rebutia cardenasiana
                                                   [Sulcorebutia cardenasiana]
                                                   [Sulcorebutia langeri]
                                                   [Weingartia cardenasiana]
                                             Rebutia cintia
                                                   [Cintia knizei]
                                                   [Cintia]
                                             Rebutia corroana
                                             Rebutia cylindrica
                                                   [Sulcorebutia cylindrica]
                                                   [Weingartia cylindrica]
                                             Rebutia deminuta
                                               Rebutia deminuta ssp. deminuta
                                               Rebutia deminuta ssp. kupperiana
                                             Rebutia einsteinii
                                                   [Lobivia einsteinii]
                                               Rebutia einsteinii ssp. aureiflora
                                                     [Mediolobivia euanthema var. fricii]
                                                     [Rebutia aureiflora ssp. elegans]
                                                     [Rebutia aureiflora var. elegans]
                                               Rebutia einsteinii ssp. einsteinii
                                               Rebutia einsteinii ssp. gonjianii
                                             Rebutia euanthema
                                             Rebutia fabrisii
                                             Rebutia fidana
                                                   [Rebutia fidaiana]
                                                   [Spegazzinia fidaiana]
                                                   [Sulcorebutia fidaiana]
                                                   [Weingartia fidaiana]
                                               Rebutia fidana ssp. cintiensis
                                                     [Rebutia fidaiana ssp. cintiensis]
                                                     [Weingartia fidaiana ssp. cintiensis]
                                               Rebutia fidana ssp. fidana
                                                     [Rebutia fidaiana ssp. fidaiana]
                                             Rebutia fiebrigii
                                                   [Mediolobivia ithyacantha]
                                                   [Rebutia albipilosa]
                                                   [Rebutia archibuiningiana]
                                                   [Rebutia cajasensis]
                                                   [Rebutia cintiensis]
                                                   [Rebutia donaldiana]
                                                   [Rebutia flavistyla]
                                                   [Rebutia hoffmannii]
                                                   [Rebutia iscayachensis]
                                                   [Rebutia jujuyana]
                                                   [Rebutia kieslingii]
                                                   [Rebutia muscula]
                                                   [Rebutia narvaecense]
                                                   [Rebutia narvaecensis]
                                                   [Rebutia pulchella]
                                                   [Rebutia simoniana]
                                                   [Rebutia spinosissima]
                                                   [Rebutia tamboensis]
                                                   [Rebutia vallegrandensis]
                                                   [Rebutia walteri]
                                             Rebutia fischeriana
                                             Rebutia froehlichiana
                                             Rebutia frohlichiana
                                             Rebutia fulviseta
                                             Rebutia fusca
                                             Rebutia glomeriseta
                                                   [Rebutia candiae]
                                                   [Rebutia menesesii]
                                                   [Sulcorebutia candiae]
                                                   [Sulcorebutia glomeriseta]
                                                   [Sulcorebutia krahnii]
                                                   [Sulcorebutia menesesii var. kamiensis]
                                                   [Sulcorebutia menesesii var. muschii]
                                                   [Sulcorebutia menesesii]
                                                   [Sulcorebutia muschii]
                                                   [Sulcorebutia xanthoantha]
                                                   [Weingartia candiae]
                                                   [Weingartia glomeriseta]
                                                   [Weingartia glomerispina]
                                                   [Weingartia krahnii]
                                                   [Weingartia menesesii]
                                                   [Weingartia muschii]
                                             Rebutia glomerispina
                                             Rebutia gonjianii
                                             Rebutia heliosa
                                             Rebutia krugerae
                                                   [Rebutia steinbachii ssp. kruegerae]
                                                   [Rebutia steinbachii ssp. kruegeri]
                                                   [Sulcorebutia krugerae]
                                                   [Sulcorebutia steinbachii ssp. krugerae]
                                                   [Weingartia krugerae]
                                             Rebutia kupperiana
                                             Rebutia mamillosa
                                             Rebutia mentosa
                                                   [Sulcorebutia mentosa]
                                                   [Weingartia mentosa]
                                               Rebutia mentosa ssp. mentosa
                                                     [Sulcorebutia markusii ssp. tintiniensis]
                                                     [Sulcorebutia mentosa ssp. flavissima]
                                               Rebutia mentosa ssp. purpurea
                                             Rebutia minuscula
                                                   [Rebutia calliantha]
                                                   [Rebutia carminea]
                                                   [Rebutia chrysacantha]
                                                   [Rebutia graciliflora]
                                                   [Rebutia grandiflora]
                                                   [Rebutia hyalacantha]
                                                   [Rebutia kariusiana]
                                                   [Rebutia krainziana]
                                                   [Rebutia marsoneri]
                                                   [Rebutia minuscula ssp. grandiflora]
                                                   [Rebutia minuscula ssp. violaciflora]
                                                   [Rebutia minuscula var. grandiflora]
                                                   [Rebutia senilis ssp. chrysacantha]
                                                   [Rebutia senilis var. chrysacantha]
                                                   [Rebutia senilis]
                                                   [Rebutia violaciflora]
                                                   [Rebutia wessneriana ssp. beryllioides]
                                                   [Rebutia wessneriana var. beryllioides]
                                                   [Rebutia wessneriana]
                                                   [Rebutia xanthocarpa]
                                             Rebutia minutissima
                                             Rebutia neocumingii
                                                   [Sulcorebutia neocumingii]
                                                   [Weingartia neocumingii]
                                               Rebutia neocumingii ssp. lanata
                                                     [Rebutia neocumingii ssp. pilcomayensis]
                                                     [Rebutia neocumingii ssp. riograndensis]
                                                     [Weingartia lanata ssp. longigibba]
                                                     [Weingartia lanata ssp. pilcomayensis]
                                                     [Weingartia lanata ssp. riograndensis]
                                               Rebutia neocumingii ssp. neocumingii
                                                     [Rebutia neocumingii ssp. trollii]
                                               Rebutia neocumingii ssp. pulquinensis
                                                     [Rebutia neocumingii ssp. saipinensis]
                                                     [Weingartia neocumingii ssp. pulquinensis]
                                             Rebutia neumanniana
                                                   [Gymnocalycium neumannianum]
                                                   [Sulcorebutia neumanniana]
                                                   [Weingartia kargliana]
                                                   [Weingartia neumanniana]
                                                   [Weingartia pygmaea]
                                             Rebutia nitida
                                             Rebutia nogalesensis
                                             Rebutia oculata
                                             Rebutia oligacantha
                                                   [Sulcorebutia tarijensis]
                                                   [Weingartia oligacantha]
                                                   [Weingartia sanguineo-tarijensis]
                                                   [Weingartia tarijensis]
                                             Rebutia padcayensis
                                                   [Rebutia singularis]
                                                   [Weingartia margarethae]
                                             Rebutia patericalyx
                                             Rebutia perplexa
                                             Rebutia polymorpha
                                             Rebutia pseudodeminuta
                                             Rebutia pseudominuscula
                                             Rebutia pulchra
                                                   [Rebutia canigueralii ssp. crispata]
                                                   [Rebutia canigueralii ssp. pulchra]
                                                   [Rebutia caracarensis]
                                                   [Rebutia inflexiseta]
                                                   [Rebutia pulchera]
                                                   [Sulcorebutia caracarensis]
                                                   [Sulcorebutia crispata]
                                                   [Sulcorebutia frankiana]
                                                   [Sulcorebutia gerosenilis]
                                                   [Sulcorebutia hertusii ssp. aureicapillata]
                                                   [Sulcorebutia hertusii]
                                                   [Sulcorebutia inflexiseta]
                                                   [Sulcorebutia rauschii]
                                                   [Weingartia aureispina]
                                                   [Weingartia caracarensis]
                                                   [Weingartia crispata]
                                                   [Weingartia frankiana]
                                                   [Weingartia inflexiseta]
                                                   [Weingartia pulchra]
                                                   [Weingartia rauschii]
                                             Rebutia pulvinosa
                                               Rebutia pulvinosa ssp. albiflora
                                               Rebutia pulvinosa ssp. perplexa
                                               Rebutia pulvinosa ssp. pulvinosa
                                             Rebutia pygmaea
                                                   [Lobivia atrovirens]
                                                   [Lobivia neohaageana]
                                                   [Lobivia nigricans]
                                                   [Lobivia nigrispina]
                                                   [Lobivia orurensis]
                                                   [Lobivia pectinata]
                                                   [Mediolobivia haefneriana]
                                                   [Mediolobivia nigricans]
                                                   [Mediolobivia pygmaea]
                                                   [Rebutia atrovirens]
                                                   [Rebutia canacruzensis]
                                                   [Rebutia carmeniana]
                                                   [Rebutia colorea]
                                                   [Rebutia diersiana var. atrovirens]
                                                   [Rebutia diersiana]
                                                   [Rebutia eos]
                                                   [Rebutia friedrichiana]
                                                   [Rebutia gracilispina]
                                                   [Rebutia iridescens]
                                                   [Rebutia lanosiflora]
                                                   [Rebutia leucanthema]
                                                   [Rebutia mixta]
                                                   [Rebutia mixticolor]
                                                   [Rebutia mudanensis]
                                                   [Rebutia nigricans]
                                                   [Rebutia odontopetala]
                                                   [Rebutia orurensis]
                                                   [Rebutia pallida]
                                                   [Rebutia pauciareolata]
                                                   [Rebutia paucicostata]
                                                   [Rebutia rosalbiflora var. amblypetala]
                                                   [Rebutia rosalbiflora]
                                                   [Rebutia rutiliflora]
                                                   [Rebutia salpingantha]
                                                   [Rebutia torquata]
                                                   [Rebutia tropaeolipicta]
                                                   [Rebutia villazonensis]
                                                   [Rebutia violascens]
                                                   [Rebutia yuquinensis]
                                             Rebutia ritteri
                                                   [Lobivia ritteri]
                                                   [Mediolobivia ritteri]
                                                   [Rebutia brunescens]
                                                   [Rebutia huasiensis]
                                                   [Rebutia raulii]
                                             Rebutia robustispina
                                             Rebutia rubiginosa
                                             Rebutia sanguinea
                                             Rebutia sarothroides
                                             Rebutia spegazziniana
                                             Rebutia steinbachii
                                                   [Sulcorebutia steinbachii]
                                                   [Weingartia steinbachii]
                                               Rebutia steinbachii ssp. steinbachii
                                                     [Sulcorebutia steinbachii var. australis]
                                               Rebutia steinbachii ssp. tiraquensis
                                               Rebutia steinbachii ssp. verticillacantha
                                             Rebutia steinmannii
                                                   [Lobivia brachyantha]
                                                   [Lobivia eucaliptana]
                                                   [Lobivia steinmannii]
                                                   [Mediolobivia brachiantha]
                                                   [Mediolobivia costata]
                                                   [Mediolobivia eucaliptana]
                                                   [Mediolobivia steinmannii]
                                                   [Rebutia brunneoradicata]
                                                   [Rebutia camargoensis]
                                                   [Rebutia christinae]
                                                   [Rebutia costata]
                                                   [Rebutia eucaliptana]
                                                   [Rebutia poecilantha]
                                                   [Rebutia potosina]
                                                   [Rebutia rauschii]
                                             Rebutia sumayana
                                             Rebutia taratensis
                                             Rebutia tarijensis
                                             Rebutia tarvitaensis
                                             Rebutia tiraquensis
                                             Rebutia tuberculato-chrysantha
                                             Rebutia tuberosa
                                             Rebutia tunariensis
                                             Rebutia vasqueziana
                                                   [Sulcorebutia alba]
                                                   [Sulcorebutia vasqueziana]
                                             Rebutia vizcarrae
                                             Rebutia vulpina
                                             Rebutia wahliana
                                             Rebutia zecheri
                                     Rhipsalis
                                           [Cassytha]
                                           [Erythrorhipsalis]
                                           [Rhipsalis goebeliana]
                                             Rhipsalis agudoensis
                                             Rhipsalis baccifera
                                                   [Cassytha baccifera]
                                                   [Rhipsalis bartlettii]
                                                   [Rhipsalis cassutha]
                                                   [Rhipsalis cassuthopsis]
                                                   [Rhipsalis cassytha]
                                                   [Rhipsalis cassythoides]
                                                   [Rhipsalis cassythoydes]
                                                   [Rhipsalis heptagona]
                                                   [Rhipsalis hylaea]
                                                   [Rhipsalis minutiflora]
                                                   [Rhipsalis undulata]
                                               Rhipsalis baccifera ssp. baccifera
                                               Rhipsalis baccifera ssp. cleistogama
                                               Rhipsalis baccifera ssp. erythrocarpa
                                               Rhipsalis baccifera ssp. hileiabaiana
                                               Rhipsalis baccifera ssp. horrida
                                               Rhipsalis baccifera ssp. mauritiana
                                                     [Rhipsalis baccifera ssp. fortdauphinensis]
                                               Rhipsalis baccifera ssp. shaferi
                                             Rhipsalis burchellii
                                             Rhipsalis campos-portoana
                                             Rhipsalis cereoides
                                             Rhipsalis cereuscula
                                                   [Rhipsalis simmleri]
                                             Rhipsalis clavata
                                             Rhipsalis crispata
                                             Rhipsalis cuneata
                                             Rhipsalis dissimilis
                                                   [Lepismium chrysanthum]
                                                   [Lepismium dissimile]
                                                   [Lepismium epiphyllanthoides]
                                                   [Lepismium saxatile]
                                                   [Rhipsalis chrysantha]
                                                   [Rhipsalis rigida]
                                                   [Rhipsalis saxatile]
                                                   [Rhipsalis spinescens]
                                             Rhipsalis elliptica
                                                   [Rhipsalis chloroptera]
                                             Rhipsalis erythrocarpa
                                             Rhipsalis ewaldiana
                                             Rhipsalis floccosa
                                                   [Lepismium floccosum]
                                               Rhipsalis floccosa ssp. floccosa
                                               Rhipsalis floccosa ssp. hohenauensis
                                               Rhipsalis floccosa ssp. oreophila
                                               Rhipsalis floccosa ssp. pittieri
                                               Rhipsalis floccosa ssp. pulvinigera
                                               Rhipsalis floccosa ssp. tucumanensis
                                             Rhipsalis flosculosa
                                             Rhipsalis gibberula
                                             Rhipsalis grandiflora
                                                   [Lepismium grandiflorum]
                                                   [Rhipsalis fastigiata]
                                                   [Rhipsalis hadrosoma]
                                             Rhipsalis hoelleri
                                             Rhipsalis hohenauensis
                                             Rhipsalis jamaicensis
                                             Rhipsalis juengeri
                                             Rhipsalis lindbergiana
                                                   [Rhipsalis densiareolata]
                                             Rhipsalis mesembryanthemoides
                                                   [Rhipsalis mesembryanthoides]
                                             Rhipsalis micrantha
                                                   [Rhipsalis kirbergii]
                                                   [Rhipsalis rauhiorum]
                                                   [Rhipsalis roseana]
                                                   [Rhipsalis tonduzii]
                                                   [Rhipsalis wercklei]
                                             Rhipsalis monteazulensis
                                             Rhipsalis neves-armondii
                                                   [Lepismium megalanthum]
                                                   [Lepismium neves-armondii]
                                                   [Rhipsalis megalantha]
                                             Rhipsalis oblonga
                                                   [Rhipsalis crispimarginata]
                                             Rhipsalis occidentalis
                                             Rhipsalis olivifera
                                             Rhipsalis ormindoi
                                             Rhipsalis pacheco-leonis
                                                   [Lepismium pacheco-leonis]
                                               Rhipsalis pacheco-leonis ssp. catenulata
                                               Rhipsalis pacheco-leonis ssp. pacheco-leonis
                                             Rhipsalis pachyptera
                                                   [Rhipsalis dusenii]
                                                   [Rhipsalis robusta]
                                             Rhipsalis paradoxa
                                               Rhipsalis paradoxa ssp. paradoxa
                                               Rhipsalis paradoxa ssp. septentrionalis
                                             Rhipsalis pentaptera
                                             Rhipsalis pilocarpa
                                                   [Erythrorhipsalis pilocarpa]
                                             Rhipsalis pilosa
                                             Rhipsalis pittieri
                                             Rhipsalis pulchra
                                             Rhipsalis pulvinigera
                                             Rhipsalis puniceodiscus
                                                   [Lepismium puniceodiscus var. chrysocarpum]
                                                   [Rhipsalis chrysocarpa]
                                             Rhipsalis russellii
                                             Rhipsalis shaferi
                                             Rhipsalis sulcata
                                             Rhipsalis teres
                                                   [Rhipsalis alboareolata]
                                                   [Rhipsalis capilliformis]
                                                   [Rhipsalis clavellina]
                                                   [Rhipsalis heteroclada]
                                                   [Rhipsalis maricaensis]
                                                   [Rhipsalis prismatica]
                                                   [Rhipsalis virgata]
                                             Rhipsalis trigona
                                                   [Lepismium trigonum]
                                             Rhipsalis tucumanensis
                                     Samaipaticereus
                                             Samaipaticereus corroanus
                                     Schlumbergera
                                           [Epiphyllanthus]
                                           [Schlumbergera X exotica]
                                           [Schlumbergera X reginae]
                                             Schlumbergera X buckleyi
                                             Schlumbergera kautskyi
                                                   [Schlumbergera truncata ssp. kautskyi]
                                             Schlumbergera microsphaerica
                                                   [Epiphyllanthus candidus]
                                                   [Epiphyllanthus microsphaericus]
                                                   [Epiphyllanthus obtusangulus]
                                                   [Schlumbergera microsphaerica ssp. candida]
                                                   [Schlumbergera microsphaerica ssp. microsphaerica]
                                                   [Schlumbergera obtusangula]
                                             Schlumbergera opuntioides
                                                   [Epiphyllanthus obovatus]
                                             Schlumbergera orssichiana
                                             Schlumbergera russelliana
                                             Schlumbergera truncata
                                                   [Epiphyllum truncatum]
                                     Sclerocactus
                                           [Ancistrocactus]
                                           [Echinomastus]
                                           [Glandulicactus]
                                           [Toumeya]
                                             Sclerocactus blainei
                                                   [Pediocactus spinosior ssp. blainei]
                                                   [Sclerocactus spinosior ssp. blainei]
                                             Sclerocactus brevihamatus
                                                   [Ancistrocactus brevihamatus]
                                                   [Echinocactus brevihamatus]
                                                   [Pediocactus brevihamatus]
                                                   [Sclerocactus brevihamaticus]
                                               Sclerocactus brevihamatus ssp. brevihamatus
                                               Sclerocactus brevihamatus ssp. tobuschii
                                                     [Pediocactus brevihamatus ssp. tobuschii]
                                             Sclerocactus brevispinus
                                             Sclerocactus cloverae
                                                   [Pediocactus cloverae]
                                                   [Sclerocactus cloveriae]
                                                   [Sclerocactus whipplei ssp. heilii]
                                                   [Sclerocactus whipplei var. heilii]
                                                   [Sclerocactus whipplei var. reevesii]
                                                   [Sclerocactus whipplei var. reevsii]
                                               Sclerocactus cloverae ssp. brackii
                                                     [Pediocactus cloverae ssp. brackii]
                                                     [Sclerocactus cloveriae ssp. brackii]
                                               Sclerocactus cloverae ssp. cloverae
                                             Sclerocactus erectocentrus
                                                   [Echinocactus erectocentrus]
                                                   [Echinomastus erectocentrus]
                                                   [Gymnocactus beguinii]
                                                   [Neolloydia beguinii]
                                                   [Neolloydia erectocentra]
                                                   [Pediocactus erectocentrus]
                                               Sclerocactus erectocentrus var. acunensis
                                                     [Echinomastus erectocentrus ssp. acunensis]
                                                     [Echinomastus erectocentrus var. acunensis]
                                                     [Neolloydia erectocentra var. acunensis]
                                               Sclerocactus erectocentrus var. erectocentrus
                                                     [Echinomastus erectocentrus var. erectocentrus]
                                             Sclerocactus glaucus
                                                   [Echinocactus subglacus]
                                                   [Echinocactus subglaucus]
                                                   [Echinocactus whipplei var. glaucus]
                                                   [Ferocactus glaucus]
                                                   [Pediocactus glaucus]
                                                   [Sclerocactus franklinii]
                                                   [Sclerocactus whipplei var. glaucus]
                                             Sclerocactus intertextus
                                                   [Echinocactus intertextus var. dasyacanthus]
                                                   [Echinocactus intertextus]
                                                   [Echinomastus intertextus var. dasyacanthus]
                                                   [Echinomastus intertextus var. intertextus]
                                                   [Echinomastus intertextus]
                                                   [Neolloydia intertexta var. dasyacantha]
                                                   [Neolloydia intertexta]
                                                   [Pediocactus intertextus]
                                                   [Sclerocactus intertextus var. dasyacanthus]
                                                   [Sclerocactus intertextus var. intertextus]
                                             Sclerocactus johnsonii
                                                   [Echinocactus johnsonii var. lutescens]
                                                   [Echinocactus johnsonii]
                                                   [Echinomastus johnsonii]
                                                   [Ferocactus johnsonii]
                                                   [Neolloydia johnsonii var. lutescens]
                                                   [Neolloydia johnsonii]
                                                   [Pediocactus johnsonii]
                                             Sclerocactus mariposensis
                                                   [Echinocactus mariposensis]
                                                   [Echinomastus mariposensis]
                                                   [Neolloydia mariposensis]
                                                   [Pediocactus mariposensis]
                                             Sclerocactus mesae-verdae
                                                   [Echinocactus mesae-verdae]
                                                   [Ferocactus mesae-verdae]
                                                   [Pediocactus mesae-verdae]
                                             Sclerocactus nyensis
                                                   [Pediocactus nyensis]
                                             Sclerocactus papyracanthus
                                                   [Echinocactus papyracanthus]
                                                   [Mammillaria papyracantha]
                                                   [Pediocactus papyracanthus]
                                                   [Toumeya papyracantha]
                                             Sclerocactus parviflorus
                                                   [Echinocactus whipplei var. intermedius]
                                                   [Ferocactus parviflorus]
                                                   [Pediocactus parviflorus ssp. havasupaiensis]
                                                   [Pediocactus parviflorus ssp. intermedius]
                                                   [Pediocactus parviflorus ssp. terrae-canyonae]
                                                   [Pediocactus parviflorus]
                                                   [Sclerocactus contortus]
                                                   [Sclerocactus havasupaiensis]
                                                   [Sclerocactus intermedius]
                                                   [Sclerocactus parviflorus ssp. havasupaiensis]
                                                   [Sclerocactus parviflorus ssp. intermedius]
                                                   [Sclerocactus parviflorus ssp. parviflorus]
                                                   [Sclerocactus parviflorus ssp. terrae-canyonae]
                                                   [Sclerocactus parviflorus var. intermedius]
                                                   [Sclerocactus terrae-canyonae]
                                                   [Sclerocactus whipplei var. intermedius]
                                             Sclerocactus polyancistrus
                                                   [Echinocactus polyancistrus]
                                                   [Ferocactus polyancistrus]
                                                   [Pediocactus polyancistrus]
                                             Sclerocactus pubispinus
                                                   [Echinocactus pubispinus]
                                                   [Ferocactus pubispinus]
                                                   [Sclerocactus pubispinus var. pubispinus]
                                             Sclerocactus scheeri
                                                   [Ancistrocactus megarrhizus]
                                                   [Ancistrocactus scheeri]
                                                   [Echinocactus scheeri]
                                                   [Ferocactus scheeri]
                                                   [Pediocactus scheeri]
                                                   [Sclerocactus sheeri]
                                             Sclerocactus schlesseri
                                                   [Sclerocactus schleseri]
                                             Sclerocactus sileri
                                                   [Sclerocactus pubispinus var. sileri]
                                             Sclerocactus spinosior
                                                   [Echinocactus whipplei var. spinosior]
                                                   [Ferocactus spinosior]
                                                   [Pediocactus spinosior]
                                                   [Sclerocactus pubispinus var. spinosior]
                                                   [Sclerocactus spinosior ssp. spinosior]
                                                   [Sclerocactus whipplei var. spinosior]
                                             Sclerocactus uncinatus
                                                   [Ancistrocactus uncinatus]
                                                   [Echinocactus uncinatus]
                                                   [Ferocactus uncinatus]
                                                   [Glandulicactus uncinatus ssp. uncinatus]
                                                   [Glandulicactus uncinatus]
                                                   [Hamatocactus uncinatus]
                                                   [Pediocactus uncinatus]
                                                   [Thelocactus uncinatus]
                                               Sclerocactus uncinatus ssp. crassihamatus
                                               Sclerocactus uncinatus ssp. uncinatus
                                                     [Ancistrocactus uncinatus var. uncinatus]
                                                     [Sclerocactus uncinatus var. uncinatus]
                                               Sclerocactus uncinatus ssp. wrightii
                                                     [Ancistrocactus uncinatus var. wrightii]
                                                     [Echinocactus uncinatus var. wrightii]
                                                     [Ferocactus uncinatus var. wrightii]
                                                     [Glandulicactus uncinatus var. wrightii]
                                                     [Sclerocactus uncinatus var. wrightii]
                                             Sclerocactus unguispinus
                                                   [Echinocactus unguispinus]
                                                   [Echinomastus durangensis]
                                                   [Echinomastus laui]
                                                   [Echinomastus mapimiensis]
                                                   [Echinomastus unguispinus var. laui]
                                                   [Echinomastus unguispinus]
                                                   [Neolloydia durangensis]
                                                   [Neolloydia unguispina]
                                                   [Pediocactus unguispinus]
                                                   [Thelocactus durangensis]
                                                   [Thelocactus unguispinus]
                                             Sclerocactus warnockii
                                                   [Echinocactus warnockii]
                                                   [Echinomastus gautii]
                                                   [Echinomastus warnockii]
                                                   [Neolloydia gautii]
                                                   [Neolloydia warnockii]
                                                   [Pediocactus gautii]
                                                   [Pediocactus warnockii]
                                                   [Turbinicarpus gautii]
                                             Sclerocactus wetlandicus
                                             Sclerocactus whipplei
                                                   [Echinocactus whipplei]
                                                   [Ferocactus whipplei]
                                                   [Pediocactus whipplei]
                                                   [Sclerocactus parviflorus var. blessingiae]
                                                   [Sclerocactus whipplei ssp. busekii]
                                                   [Sclerocactus whipplei ssp. whipplei]
                                                   [Sclerocactus whipplei var. roseus]
                                                   [Sclerocactus whipplei var. whipplei]
                                             Sclerocactus wrightiae
                                                   [Ferocactus wrightiae]
                                                   [Pediocactus wrightiae]
                                     Selenicereus
                                           [Cryptocereus]
                                           [Marniera]
                                             Selenicereus anthonyanus
                                                   [Cryptocereus anthonyanus]
                                             Selenicereus atropilosus
                                             Selenicereus chrysocardium
                                                   [Epiphyllum chrysocardium]
                                                   [Marniera chrysocardium]
                                             Selenicereus coniflorus
                                             Selenicereus donkelaarii
                                             Selenicereus grandiflorus
                                               Selenicereus grandiflorus ssp. donkelaarii
                                               Selenicereus grandiflorus ssp. grandiflorus
                                               Selenicereus grandiflorus ssp. hondurensis
                                               Selenicereus grandiflorus ssp. lautneri
                                             Selenicereus hallensis
                                             Selenicereus hamatus
                                             Selenicereus hondurensis
                                             Selenicereus inermis
                                                   [Epiphyllum steyermarkii]
                                                   [Selenicereus wercklei]
                                             Selenicereus kunthianus
                                             Selenicereus maxonii
                                             Selenicereus mirandae
                                             Selenicereus murrillii
                                             Selenicereus nelsonii
                                             Selenicereus pringlei
                                             Selenicereus pteranthus
                                                   [Selenicereus boeckmanni]
                                                   [Selenicereus boeckmannii]
                                                   [Selenicereus brevispinus]
                                                   [Selenicereus macdonaldiae]
                                                   [Selenicereus vaupelii]
                                             Selenicereus spinulosus
                                                   [Selenicereus pseudospinulosus]
                                             Selenicereus urbanianus
                                             Selenicereus vagans
                                             Selenicereus validus
                                     Stenocactus
                                             Stenocactus coptonogonus
                                                   [Echinofossulocactus coptonogonus]
                                             Stenocactus crispatus
                                                   [Echinofossulocactus crispatus]
                                             Stenocactus multicostatus
                                                   [Echinofossulocactus erectocentrus]
                                                   [Echinofossulocactus lloydii]
                                                   [Echinofossulocactus zacatecasensis]
                                                   [Stenocactus lloydii]
                                                   [Stenocactus zacatecasensis]
                                             Stenocactus obvallatus
                                                   [Echinofossulocactus arrigens]
                                                   [Echinofossulocactus caespitosus]
                                                   [Echinofossulocactus confusus]
                                                   [Echinofossulocactus dichroacanthus]
                                                   [Echinofossulocactus flexispinus]
                                                   [Echinofossulocactus guerraianus]
                                                   [Echinofossulocactus kellerianus]
                                                   [Echinofossulocactus lamellosus]
                                                   [Echinofossulocactus lancifer]
                                                   [Echinofossulocactus multiareolatus]
                                                   [Echinofossulocactus obvallatus]
                                                   [Echinofossulocactus pentacanthus]
                                                   [Echinofossulocactus violaciflorus]
                                                   [Stenocactus arrigens]
                                                   [Stenocactus dichroacanthus]
                                                   [Stenocactus hastatus]
                                                   [Stenocactus lamellosus]
                                                   [Stenocactus lancifer]
                                                   [Stenocactus pentacanthus]
                                             Stenocactus ochoterenanus
                                                   [Echinofossulocactus densispinus]
                                                   [Echinofossulocactus heteracanthus]
                                                   [Echinofossulocactus lexarzai]
                                                   [Stenocactus heteracanthus]
                                                   [Stenocactus ochoterenaus]
                                             Stenocactus phyllacanthus
                                                   [Echinofossulocactus phyllacanthus]
                                                   [Echinofossulocactus tricuspidatus]
                                             Stenocactus sulphureus
                                                   [Echinofossulocactus sulphureus]
                                             Stenocactus vaupelianus
                                                   [Echinofossulocactus albatus]
                                                   [Stenocactus albatus]
                                                   [Stenocactus rectispinus]
                                     Stenocereus
                                           [Hertrichocereus]
                                           [Machaerocereus]
                                           [Marshallocereus]
                                           [Rathbunia]
                                           [Ritterocereus]
                                           [Stenocereus yunckeri]
                                             Stenocereus alamosensis
                                                   [Rathbunia alamosensis var. sonorensis]
                                                   [Rathbunia alamosensis]
                                                   [Rathbunia neosonorensis]
                                                   [Rathbunia sonorensis]
                                             Stenocereus aragonii
                                                   [Lemaireocereus aragonii]
                                                   [Marshallocereus aragonii]
                                                   [Pachycereus aragonii]
                                             Stenocereus beneckei
                                                   [Hertrichocereus beneckei]
                                                   [Lemaireocereus beneckei]
                                             Stenocereus chacalapensis
                                             Stenocereus chrysocarpus
                                             Stenocereus dumortieri
                                             Stenocereus eichlamii
                                                   [Lemaireocereus eichlamii]
                                                   [Lemaireocereus longispinus]
                                                   [Ritterocereus eichlamii]
                                                   [Stenocereus longispinus]
                                             Stenocereus eruca
                                                   [Machaerocereus eruca]
                                             Stenocereus fimbriatus
                                                   [Lemaireocereus hystrix]
                                                   [Stenocereus hystrix]
                                                   [Stenocereus peruvianus]
                                             Stenocereus fricii
                                             Stenocereus griseus
                                                   [Lemaireocereus deficiens]
                                                   [Lemaireocereus griseus]
                                                   [Ritterocereus deficiens]
                                                   [Ritterocereus griseus]
                                                   [Stenocereus deficiens]
                                             Stenocereus gummosus
                                                   [Machaerocereus gummosus]
                                             Stenocereus humilis
                                                   [Armatocereus humilis]
                                             Stenocereus kerberi
                                                   [Rathbunia kerberi]
                                             Stenocereus littoralis
                                             Stenocereus martinezii
                                                   [Lemaireocereus martinezii]
                                             Stenocereus montanus
                                                   [Lemaireocereus montanus]
                                             Stenocereus pruinosus
                                                   [Lemaireocereus pruinosus]
                                                   [Ritterocereus laevigatus]
                                                   [Ritterocereus pruinosus]
                                                   [Stenocereus laevigatus]
                                             Stenocereus queretaroensis
                                                   [Lemaireocereus queretaroensis]
                                                   [Ritterocereus queretaroensis]
                                             Stenocereus quevedonis
                                                   [Lemaireocereus quevedonis]
                                             Stenocereus standleyi
                                                   [Ritterocereus standleyi]
                                             Stenocereus stellatus
                                                   [Lemaireocereus stellatus]
                                             Stenocereus thurberi
                                                   [Lemaireocereus thurberi]
                                                   [Marshallocereus thurberi]
                                                   [Pachycereus thurberi]
                                               Stenocereus thurberi ssp. littoralis
                                                     [Marshallocereus thurberi var. littoralis]
                                               Stenocereus thurberi ssp. thurberi
                                             Stenocereus treleasei
                                                   [Lemaireocereus treleasei]
                                     Stephanocereus
                                             Stephanocereus leucostele
                                                   [Cephalocereus leucostele]
                                             Stephanocereus luetzelburgii
                                                   [Pilosocereus luetzelburgii]
                                                   [Pseudopilocereus luetzelburgii]
                                     Stetsonia
                                             Stetsonia coryne
                                     Strombocactus
                                             Strombocactus disciformis
                                               Strombocactus disciformis ssp. disciformis
                                               Strombocactus disciformis ssp. esperanzae
                                             Strombocactus jarmilae
                                             Strombocactus klinkerianus
                                             Strombocactus pulcherrimus
                                             Strombocactus schwarzii
                                     Strophocactus
                                             Strophocactus chontalensis
                                                   [Nyctocereus chontalensis]
                                                   [Selenicereus chontalensis]
                                             Strophocactus testudo
                                                   [Deamia diabolica]
                                                   [Deamia testudo]
                                                   [Selenicereus testudo]
                                             Strophocactus wittii
                                                   [Selenicereus wittii]
                                     Tacinga
                                             Tacinga X quipa
                                                   [Opuntia X quipa]
                                             Tacinga braunii
                                             Tacinga funalis
                                                   [Tacinga atropurpurea]
                                                   [Tacinga funalis ssp. atropurpurea]
                                             Tacinga inamoena
                                                   [Opuntia inamoena]
                                                   [Platyopuntia inamoena]
                                               Tacinga inamoena ssp. inamoena
                                               Tacinga inamoena ssp. subcylindrica
                                             Tacinga lilae
                                                   [Opuntia lilae]
                                             Tacinga palmadora
                                                   [Opuntia palmadora]
                                             Tacinga saxatilis
                                                   [Opuntia saxatilis]
                                                   [Platyopuntia saxatilis]
                                               Tacinga saxatilis ssp. estevesii
                                               Tacinga saxatilis ssp. saxatilis
                                             Tacinga werneri
                                                   [Opuntia werneri]
                                     Tephrocactus
                                             Tephrocactus alexanderi
                                                   [Opuntia alexanderi]
                                                   [Opuntia flexuosa]
                                                   [Opuntia halophila]
                                                   [Tephrocactus flexuosus]
                                                   [Tephrocactus geometricus]
                                                   [Tephrocactus microsphaericus]
                                             Tephrocactus aoracanthus
                                                   [Opuntia aoracantha]
                                                   [Tephrocactus ovatus]
                                             Tephrocactus articulatus
                                                   [Opuntia articulata]
                                             Tephrocactus bonnieae
                                                   [Maihueniopsis bonnieae]
                                                   [Puna bonnieae]
                                             Tephrocactus dactyliferus
                                             Tephrocactus echinaceus
                                             Tephrocactus fulvicomus
                                             Tephrocactus ignescens
                                             Tephrocactus mistiensis
                                             Tephrocactus molinensis
                                                   [Maihueniopsis molinensis]
                                                   [Opuntia molinensis]
                                             Tephrocactus nigrispinus
                                                   [Maihueniopsis nigrispina]
                                                   [Opuntia nigrispina]
                                                   [Platyopuntia atroglobosa]
                                                   [Platyopuntia nigrispina]
                                                   [Tephrocactus atroglobosus]
                                             Tephrocactus noodtiae
                                             Tephrocactus pentlandii
                                             Tephrocactus pyrrhacanthus
                                             Tephrocactus rarissimus
                                             Tephrocactus subinermis
                                             Tephrocactus weberi
                                                   [Opuntia weberi]
                                             Tephrocactus wilkeanus
                                     Thelocactus
                                           [Hamatocactus]
                                             Thelocactus bicolor
                                                   [Echinocactus bicolor var. schottii]
                                                   [Echinocactus bicolor]
                                                   [Thelocactus bicolor var. schottii]
                                               Thelocactus bicolor ssp. bicolor
                                                     [Thelocactus bicolor var. bicolor]
                                               Thelocactus bicolor ssp. bolaensis
                                               Thelocactus bicolor ssp. flavidispinus
                                                     [Thelocactus bicolor var. flavidispinus]
                                               Thelocactus bicolor ssp. heterochromus
                                               Thelocactus bicolor ssp. schwarzii
                                             Thelocactus buekii
                                                   [Thelocactus tulensis ssp. buekii]
                                                   [Thelocactus tulensis ssp. matudae]
                                             Thelocactus conothelos
                                               Thelocactus conothelos ssp. argenteus
                                               Thelocactus conothelos ssp. aurantiacus
                                               Thelocactus conothelos ssp. conothelos
                                               Thelocactus conothelos ssp. garciae
                                             Thelocactus garciae
                                             Thelocactus hastifer
                                             Thelocactus heterochromus
                                             Thelocactus hexaedrophorus
                                               Thelocactus hexaedrophorus ssp. hexaedrophorus
                                               Thelocactus hexaedrophorus ssp. lloydii
                                             Thelocactus lausseri
                                             Thelocactus leucacanthus
                                               Thelocactus leucacanthus ssp. leucacanthus
                                               Thelocactus leucacanthus ssp. schmollii
                                             Thelocactus macdowellii
                                             Thelocactus multicephalus
                                             Thelocactus rinconensis
                                               Thelocactus rinconensis ssp. freudenbergeri
                                               Thelocactus rinconensis ssp. hintonii
                                               Thelocactus rinconensis ssp. nidulans
                                               Thelocactus rinconensis ssp. rinconensis
                                             Thelocactus setispinus
                                                   [Echinocactus setispinus var. hamatus]
                                                   [Echinocactus setispinus]
                                                   [Ferocactus setispinus]
                                                   [Hamatocactus bicolor]
                                             Thelocactus tulensis
                                                   [Thelocactus tulensis ssp. tulensis]
                                     Tunilla
                                             Tunilla corrugata
                                                   [Opuntia albisaetacens]
                                                   [Opuntia corrugata]
                                                   [Platyopuntia albisaetacens]
                                                   [Platyopuntia corrugata]
                                                   [Tunilla albisaetacens]
                                             Tunilla erectoclada
                                                   [Opuntia erectoclada]
                                                   [Opuntia ianthinantha]
                                                   [Opuntia picardoi]
                                                   [Platyopuntia ianthinantha]
                                                   [Tunilla ianthinantha]
                                                   [Tunilla picardoi]
                                             Tunilla microdisca
                                                   [Opuntia microdisca]
                                                   [Platyopuntia microdisca]
                                             Tunilla soehrensii
                                                   [Opuntia alcerrecensis]
                                                   [Opuntia minuscula]
                                                   [Opuntia orurensis]
                                                   [Opuntia silvestris]
                                                   [Opuntia soehrensii]
                                                   [Platyopuntia chilensis]
                                                   [Platyopuntia orurensis]
                                                   [Platyopuntia soehrensii]
                                                   [Tephrocactus minusculus]
                                                   [Tephrocactus silvestris]
                                                   [Tunilla chilensis]
                                                   [Tunilla minuscula]
                                                   [Tunilla orurensis]
                                                   [Tunilla silvestris]
                                     Turbinicarpus
                                           [Gymnocactus]
                                           [Kadenicarpus]
                                           [Normanbokea]
                                           [Rapicactus]
                                           [Turbinicarpus roseiflorus]
                                             Turbinicarpus X mombergeri
                                             Turbinicarpus alonsoi
                                                   [Pediocactus alonsoi]
                                             Turbinicarpus beguinii
                                                   [Rapicactus beguinii]
                                               Turbinicarpus beguinii ssp. beguinii
                                               Turbinicarpus beguinii ssp. hintoniorum
                                                     [Rapicactus beguinii ssp. hintoniorum]
                                               Turbinicarpus beguinii ssp. zaragosae
                                                     [Rapicactus subterraneus ssp. zaragosae]
                                                     [Turbinicarpus subterraneus ssp. zaragosae]
                                                     [Turbinicarpus subterraneus var. zaragosae]
                                             Turbinicarpus bonatzii
                                             Turbinicarpus booleanus
                                             Turbinicarpus flaviflorus
                                             Turbinicarpus gielsdorfianus
                                                   [Pediocactus gielsdorfianus]
                                             Turbinicarpus gracilis
                                             Turbinicarpus hoferi
                                                   [Pediocactus hoferi]
                                             Turbinicarpus horripilus
                                                   [Pediocactus horripilus]
                                             Turbinicarpus jauernigii
                                             Turbinicarpus klinkerianus
                                             Turbinicarpus knuthianus
                                             Turbinicarpus krainzianus
                                             Turbinicarpus laui
                                                   [Pediocactus laui]
                                             Turbinicarpus lophophoroides
                                                   [Pediocactus lophophoroides]
                                                   [Strombocactus lophophoroides]
                                                   [Toumeya lophophoroides]
                                             Turbinicarpus macrochele
                                             Turbinicarpus mandragora
                                                   [Pediocactus mandragora]
                                                   [Rapicactus mandragora]
                                               Turbinicarpus mandragora ssp. mandragora
                                               Turbinicarpus mandragora ssp. pailanus
                                                     [Rapicactus mandragora ssp. pailanus]
                                             Turbinicarpus pseudomacrochele
                                                   [Kadenicarpus pseudomacrochele]
                                                   [Pediocactus pseudomacrochele]
                                                   [Strombocactus pseudomacrochele]
                                                   [Toumeya pseudomacrochele]
                                               Turbinicarpus pseudomacrochele ssp. krainzianus
                                                     [Pediocactus pseudomacrochele var. krainzianus]
                                                     [Strombocactus pseudomacrochele var. krainzianus]
                                                     [Toumeya pseudomacrochele var. krainziana]
                                               Turbinicarpus pseudomacrochele ssp. lausseri
                                                     [Pediocactus pseudomacrochele var. lausseri]
                                               Turbinicarpus pseudomacrochele ssp. minimus
                                               Turbinicarpus pseudomacrochele ssp. pseudomacrochele
                                             Turbinicarpus pseudopectinatus
                                                   [Normanbokea pseudopectinata]
                                                   [Pediocactus pseudopectinatus]
                                                   [Pelecyphora pseudopectinata]
                                             Turbinicarpus rioverdensis
                                             Turbinicarpus saueri
                                                   [Pediocactus saueri]
                                               Turbinicarpus saueri ssp. knuthianus
                                               Turbinicarpus saueri ssp. nelissae
                                               Turbinicarpus saueri ssp. saueri
                                             Turbinicarpus schmiedickeanus
                                                   [Echinocactus schmiedickeanus]
                                                   [Strombocactus schmiedickeanus]
                                                   [Toumeya schmiedickeana]
                                               Turbinicarpus schmiedickeanus ssp. andersonii
                                                     [Turbinicarpus macrochele ssp. andersonii]
                                                     [Turbinicarpus schmiedickeanus var. panarottoi]
                                               Turbinicarpus schmiedickeanus ssp. bonatzii
                                               Turbinicarpus schmiedickeanus ssp. dickisoniae
                                                     [Pediocactus schmiedickeanus var. dickisoniae]
                                                     [Turbinicarpus schmiedickeanus ssp. dicksoniae]
                                               Turbinicarpus schmiedickeanus ssp. flaviflorus
                                                     [Pediocactus schmiedickeanus var. flaviflorus]
                                                     [Turbinicarpus macrochele ssp. flaviflorus]
                                                     [Turbinicarpus schmiedickeanus var. flaviflorus]
                                               Turbinicarpus schmiedickeanus ssp. gracilis
                                                     [Pediocactus schmiedickeanus var. gracilis]
                                                     [Turbinicarpus schmiedickeanus var. gracilis]
                                               Turbinicarpus schmiedickeanus ssp. jauernigii
                                               Turbinicarpus schmiedickeanus ssp. klinkerianus
                                                     [Pediocactus schmiedickeanus var. klinkerianus]
                                                     [Strombocactus schmiedickeanus var. klinkerianus]
                                                     [Toumeya schmiedickeana var. klinkeriana]
                                                     [Turbinicarpus macrochele ssp. klinkerianus]
                                                     [Turbinicarpus schmiedickeanus var. klinkerianus]
                                               Turbinicarpus schmiedickeanus ssp. macrochele
                                                     [Pediocactus schmiedickeanus var. macrochele]
                                                     [Turbinicarpus schmiedickeanus var. macrochele]
                                               Turbinicarpus schmiedickeanus ssp. rioverdensis
                                               Turbinicarpus schmiedickeanus ssp. rubriflorus
                                                     [Pediocactus schmiedickeanus var. rubriflorus]
                                               Turbinicarpus schmiedickeanus ssp. schmiedickeanus
                                                     [Turbinicarpus schmiedickeanus var. schmiedickeanus]
                                               Turbinicarpus schmiedickeanus ssp. schwarzii
                                                     [Pediocactus schmiedickeanus var. schwarzii]
                                                     [Toumeya macrochele var. schwarzii]
                                                     [Turbinicarpus macrochele ssp. schwarzii]
                                                     [Turbinicarpus schmiedickeanus var. schwarzii]
                                             Turbinicarpus schwarzii
                                             Turbinicarpus subterraneus
                                                   [Pediocactus subterraneus]
                                                   [Rapicactus subterraneus]
                                               Turbinicarpus subterraneus ssp. booleanus
                                                     [Rapicactus subterraneus ssp. booleanus]
                                               Turbinicarpus subterraneus ssp. subterraneus
                                                     [Turbinicarpus subterraneus var. subterraneus]
                                             Turbinicarpus swobodae
                                                   [Pediocactus swobodae]
                                             Turbinicarpus valdezianus
                                                   [Normanbokea valdeziana]
                                                   [Pediocactus valdezianus]
                                             Turbinicarpus viereckii
                                                   [Pediocactus viereckii]
                                                   [Turbinicarpus viereckii ssp. major]
                                                   [Turbinicarpus viereckii ssp. viereckii]
                                             Turbinicarpus ysabelae
                                             Turbinicarpus zaragosae
                                             Turbinicarpus zaragozae
                                     Uebelmannia
                                             Uebelmannia buiningii
                                             Uebelmannia flavispina
                                             Uebelmannia gummifera
                                                   [Parodia gummifera]
                                               Uebelmannia gummifera ssp. gummifera
                                               Uebelmannia gummifera ssp. meninensis
                                             Uebelmannia meninensis
                                             Uebelmannia pectinifera
                                                   [Uebelmannia pectinifera var. pseudopectinifera]
                                               Uebelmannia pectinifera ssp. flavispina
                                               Uebelmannia pectinifera ssp. horrida
                                               Uebelmannia pectinifera ssp. pectinifera
                                     Weberbauerocereus
                                             Weberbauerocereus albus
                                                   [Haageocereus longicomus]
                                                   [Weberbauerocereus longicomus]
                                             Weberbauerocereus cephalomacrostibas
                                                   [Echinopsis cephalomacrostibas]
                                                   [Haageocereus cephalomacrostibas]
                                                   [Trichocereus cephalomacrostibas]
                                             Weberbauerocereus churinensis
                                                   [Haageocereus churinensis]
                                             Weberbauerocereus cuzcoensis
                                                   [Haageocereus cuzcoensis]
                                             Weberbauerocereus rauhii
                                                   [Haageocereus rauhii]
                                             Weberbauerocereus weberbaueri
                                                   [Haageocereus torataensis]
                                                   [Haageocereus weberbaueri]
                                                   [Weberbauerocereus horridispinus]
                                                   [Weberbauerocereus seyboldianus]
                                                   [Weberbauerocereus torataensis]
                                             Weberbauerocereus winterianus
                                                   [Haageocereus johnsonii]
                                                   [Haageocereus winterianus]
                                                   [Weberbauerocereus johnsonii]
                                     Weberocereus
                                           [Eccremocactus]
                                           [Werckleocereus]
                                             Weberocereus biolleyi
                                             Weberocereus bradei
                                                   [Eccremocactus bradei]
                                             Weberocereus frohningiorum
                                             Weberocereus glaber
                                               Weberocereus glaber ssp. glaber
                                               Weberocereus glaber ssp. mirandae
                                             Weberocereus imitans
                                                   [Cryptocereus imitans]
                                                   [Eccremocactus imitans]
                                                   [Werckleocereus imitans]
                                             Weberocereus panamensis
                                             Weberocereus rosei
                                                   [Cryptocereus rosei]
                                                   [Eccremocactus rosei]
                                             Weberocereus tonduzii
                                                   [Werckleocereus tonduzii]
                                             Weberocereus trichophorus
                                             Weberocereus tunilla
                                               Weberocereus tunilla ssp. biolleyi
                                               Weberocereus tunilla ssp. tunilla
                                     X Cleistocana
                                             X Cleistocana mirabilis
                                     X Espostocactus
                                           [X Borzipostoa]
                                             X Espostocactus mirabilis
                                                   [Espostoa baumannii]
                                     X Haagespostoa
                                           [Neobinghamia]
                                             X Haagespostoa climaxantha
                                     X Myrtgerocactus
                                             X Myrtgerocactus lindsayi
                                     X Pacherocactus
                                             X Pacherocactus orcuttii
                                     Yavia
                                             Yavia cryptocarpa
                                     Yungasocereus
                                             Yungasocereus inquisivensis
                                                   [Samaipaticereus inquisivensis]

Problematic Rooting (503051)
                                             Lemaireocereus godingianus

Problematic Rooting (503057)
                                             Ancistrocactus crassihamatus
                                             Ancistrocactus tobuschii

Problematic Rooting (503327)
                                             Glandulicactus crassihamatus
                                             Glandulicactus mathssonii
                                             Glandulicactus wrightii

Problematic Rooting (503353)
                                             Weingartia albissima
                                             Weingartia ambigua
                                             Weingartia ansaldoensis
                                             Weingartia attenuata
                                             Weingartia backebergiana
                                             Weingartia brachygraphisa
                                             Weingartia buiningiana
                                             Weingartia cintiensis
                                             Weingartia clavata
                                             Weingartia columnaris
                                             Weingartia corroana
                                             Weingartia croceareolata
                                             Weingartia electracantha
                                             Weingartia erinacea
                                             Weingartia flavissima
                                             Weingartia formosa
                                             Weingartia gracilispina
                                             Weingartia hediniana
                                             Weingartia lanata
                                             Weingartia lecoriensis
                                             Weingartia lepida
                                             Weingartia longigibba
                                             Weingartia mairanana
                                             Weingartia markusii
                                             Weingartia mataralensis
                                             Weingartia minima
                                             Weingartia miranda
                                             Weingartia mizquensis
                                             Weingartia multispina
                                             Weingartia neglecta
                                             Weingartia oenantha
                                             Weingartia pampagrandensis
                                             Weingartia pilcomayensis
                                             Weingartia platygona
                                             Weingartia polymorpha
                                             Weingartia pulquinensis
                                             Weingartia purpurea
                                             Weingartia riograndensis
                                             Weingartia saetosa
                                             Weingartia saipinensis
                                             Weingartia sucrensis
                                             Weingartia taratensis
                                             Weingartia tiraquensis
                                             Weingartia torotorensis
                                             Weingartia totoralensis
                                             Weingartia totorensis
                                             Weingartia trollii
                                             Weingartia tuberculato-chrysantha
                                             Weingartia tunariensis
                                             Weingartia verticillacantha
                                             Weingartia vilcayensis
                                             Weingartia viscarrae
                                             Weingartia vizcarrae
                                             Weingartia westii

Problematic Rooting (503366)
                                             Neobesseya asperispina
                                             Neobesseya missouriensis
                                             Neobesseya notesteinii
                                             Neobesseya roseiflora
                                             Neobesseya similis
                                             Neobesseya wissmannii

Problematic Rooting (503368)
                                             Eriocactus schumannianus

Problematic Rooting (503370)
                                             Pseudoespostoa melanostele
                                             Pseudoespostoa nana

Problematic Rooting (503373)
                                             Neochilenia andreaeana
                                             Neochilenia carneoflora
                                             Neochilenia eriocephala
                                             Neochilenia imitans
                                             Neochilenia lembckei
                                             Neochilenia monte-amargensis
                                             Neochilenia neoreichei

Problematic Rooting (503375)
                                             Notocactus acutus
                                             Notocactus arechavaletae
                                             Notocactus campestrensis
                                             Notocactus glaucinus
                                             Notocactus graessneri
                                             Notocactus grandiensis
                                             Notocactus harmonianus
                                             Notocactus ibicuiensis
                                             Notocactus incomptus
                                             Notocactus minusculus
                                             Notocactus neobuenekeri
                                             Notocactus schumannianus
                                             Notocactus securituberculatus
                                             Notocactus succineus
                                             Notocactus villa-velhensis

Problematic Rooting (503376)
                                             Krainzia longiflora

Problematic Rooting (503377)
                                             Islaya bicolor
                                             Islaya brevicylindrica
                                             Islaya copiapoides
                                             Islaya divaricatiflora
                                             Islaya grandiflorens
                                             Islaya grandis
                                             Islaya krainziana
                                             Islaya maritima
                                             Islaya minor
                                             Islaya minuscula
                                             Islaya molendensis
                                             Islaya omasensis
                                             Islaya paucispinosa
                                             Islaya unguispina

Problematic Rooting (503379)
                                             Clistanthocereus calviflorus
                                             Clistanthocereus tessellatus

Problematic Rooting (503381)
                                             Pseudomammillaria albescens
                                             Pseudomammillaria camptotricha

Problematic Rooting (503386)
                                             Hymenorebutia quinesensis

Problematic Rooting (503387)
                                             Cochemiea maritima
                                             Cochemiea setispina

Problematic Rooting (503388)
                                             Borzicactus aurantiacus
                                             Borzicactus cajamarcensis
                                             Borzicactus calocephala
                                             Borzicactus calvescens
                                             Borzicactus calviflorus
                                             Borzicactus faustianus
                                             Borzicactus fruticosus
                                             Borzicactus haynei
                                             Borzicactus myriacanthus
                                             Borzicactus tessellatus
                                             Borzicactus variabilis

Problematic Rooting (503389)
                                             Navajoa fickeisenii

Problematic Rooting (503390)
                                             Loxanthocereus bicolor
                                             Loxanthocereus convergens
                                             Loxanthocereus cullmannianus
                                             Loxanthocereus eremiticus
                                             Loxanthocereus erigens
                                             Loxanthocereus eriotrichus
                                             Loxanthocereus eulalianus
                                             Loxanthocereus faustianus
                                             Loxanthocereus gracilispinus
                                             Loxanthocereus keller-badensis
                                             Loxanthocereus multifloccosus
                                             Loxanthocereus neglectus
                                             Loxanthocereus pacaranensis
                                             Loxanthocereus pullatus

Problematic Rooting (503393)
                                             Cactus gabbii
                                             Cactus robinii
                                             Cactus robustispinus

Problematic Rooting (503394)
                                             Pseudolobivia torrecillasensis

Problematic Rooting (503398)
                                             Brasilicactus elachisanthus
                                             Brasilicactus graessneri

Problematic Rooting (503399)
                                             Emorycactus xeranthemoides

Problematic Rooting (503402)
                                             Submatucana aurantiaca
                                             Submatucana calvescens
                                             Submatucana myriacantha

Problematic Rooting (503403)
                                             Soehrensia bruchii
                                             Soehrensia ingens
                                             Soehrensia korethroides
                                             Soehrensia uebelmanniana

Problematic Rooting (503405)
                                             Hamatocactus crassihamatus

Problematic Rooting (503406)
                                             Neolobivia winteriana

Problematic Rooting (503407)
                                             Chileorebutia duripulpa
                                             Chileorebutia malleolata

Problematic Rooting (503408)
                                             Pyrrhocactus andicola
                                             Pyrrhocactus armatus
                                             Pyrrhocactus atrospinosus
                                             Pyrrhocactus atroviridis
                                             Pyrrhocactus carrizalensis
                                             Pyrrhocactus choapensis
                                             Pyrrhocactus coliguayensis
                                             Pyrrhocactus echinus
                                             Pyrrhocactus floccosus
                                             Pyrrhocactus glaucescens
                                             Pyrrhocactus gracilis
                                             Pyrrhocactus grandiflorus
                                             Pyrrhocactus horridus
                                             Pyrrhocactus huascensis
                                             Pyrrhocactus limariensis
                                             Pyrrhocactus lissocarpus
                                             Pyrrhocactus marksianus
                                             Pyrrhocactus neohankeanus
                                             Pyrrhocactus odoriflorus
                                             Pyrrhocactus pachacoensis
                                             Pyrrhocactus pamaensis
                                             Pyrrhocactus platyacanthus
                                             Pyrrhocactus pygmaeus
                                             Pyrrhocactus rupicola
                                             Pyrrhocactus sanjuanensis
                                             Pyrrhocactus scoparius
                                             Pyrrhocactus setiflorus
                                             Pyrrhocactus tenuis
                                             Pyrrhocactus totoralensis
                                             Pyrrhocactus transiens
                                             Pyrrhocactus transitensis
                                             Pyrrhocactus truncatipetalus
                                             Pyrrhocactus vallenarensis
                                             Pyrrhocactus vollianus

Problematic Rooting (503410)
                                             Cassytha filiformis

Problematic Rooting (503413)
                                             Echinomastus acunensis

Problematic Rooting (503414)
                                             Lobivia adpressispina
                                             Lobivia auranitida
                                             Lobivia bruchii
                                             Lobivia cachensis
                                             Lobivia caespitosa
                                             Lobivia campicola
                                             Lobivia cornuta
                                             Lobivia culpinensis
                                             Lobivia cumingii
                                             Lobivia cylindracea
                                             Lobivia cylindrica
                                             Lobivia emmae
                                             Lobivia euanthema
                                             Lobivia grandis
                                             Lobivia hoffmanniana
                                             Lobivia kieslingii
                                             Lobivia nealeana
                                             Lobivia oxyalabastra
                                             Lobivia pseudocachensis
                                             Lobivia pugionacantha
                                             Lobivia rosarioana
                                             Lobivia rossii
                                             Lobivia saltensis
                                             Lobivia schreiteri
                                             Lobivia shaferi
                                             Lobivia versicolor
                                             Lobivia westii
                                             Lobivia winteriana
                                             Lobivia wrightiana
                                             Lobivia zencheri

Problematic Rooting (503418)
                                             Lepidocoryphantha runyonii

Problematic Rooting (503426)
                                             Sulcorebutia augustinii
                                             Sulcorebutia cintiensis
                                             Sulcorebutia cochabambina
                                             Sulcorebutia corroana
                                             Sulcorebutia dorana
                                             Sulcorebutia erinacea
                                             Sulcorebutia flavissima
                                             Sulcorebutia glomerispina
                                             Sulcorebutia hediniana
                                             Sulcorebutia hoffmanniana
                                             Sulcorebutia lanata
                                             Sulcorebutia lecoriensis
                                             Sulcorebutia lepida
                                             Sulcorebutia longigibba
                                             Sulcorebutia mariana
                                             Sulcorebutia markusii
                                             Sulcorebutia mizquensis
                                             Sulcorebutia multispina
                                             Sulcorebutia neocorroana
                                             Sulcorebutia pampagrandensis
                                             Sulcorebutia pilcomayensis
                                             Sulcorebutia platygona
                                             Sulcorebutia polymorpha
                                             Sulcorebutia pulquinensis
                                             Sulcorebutia purpurea
                                             Sulcorebutia riograndensis
                                             Sulcorebutia santiaginiensis
                                             Sulcorebutia sucrensis
                                             Sulcorebutia swobodae
                                             Sulcorebutia taratensis
                                             Sulcorebutia tiraquensis
                                             Sulcorebutia tuberculato-chrysantha
                                             Sulcorebutia tunariensis
                                             Sulcorebutia unguispina
                                             Sulcorebutia verticillacantha
                                             Sulcorebutia vilcayensis
                                             Sulcorebutia vizcarrae
                                             Sulcorebutia westii

Problematic Rooting (503428)
                                             Nopalxochia conzattiana

Problematic Rooting (503431)
                                             Wittiocactus panamensis

Problematic Rooting (503436)
                                             Seticleistocactus piraymirensis

Problematic Rooting (503437)
                                             Wilcoxia martinorum
                                             Wilcoxia monae
                                             Wilcoxia painteri
                                             Wilcoxia pollinosa

Problematic Rooting (503438)
                                             Mediolobivia auranitida
                                             Mediolobivia conoidea
                                             Mediolobivia elegans
                                             Mediolobivia euanthema
                                             Mediolobivia neopygmaea
                                             Mediolobivia schmiedcheniana

Problematic Rooting (503440)
                                             Delaetia woutersiana

Problematic Rooting (503443)
                                             Leucostele rivieri

Problematic Rooting (503452)
                                             Pilocereus pasacanus
                                             Pilocereus robinii

Problematic Rooting (503455)
                                             Heliocereus aurantiacus
                                             Heliocereus cinnabarinus
                                             Heliocereus elegantissimus
                                             Heliocereus heterodoxus
                                             Heliocereus luzmariae
                                             Heliocereus schrankii

Problematic Rooting (503456)
                                             Rhodocactus grandifolius
                                             Rhodocactus tampicanus

Problematic Rooting (503460)
                                             Horridocactus aconcaguensis
                                             Horridocactus andicola
                                             Horridocactus armatus
                                             Horridocactus atroviridis
                                             Horridocactus carrizalensis
                                             Horridocactus choapensis
                                             Horridocactus echinus
                                             Horridocactus grandiflorus
                                             Horridocactus lissocarpus
                                             Horridocactus marksianus
                                             Horridocactus nigricans
                                             Horridocactus robustus
                                             Horridocactus tuberisulcatus
                                             Horridocactus vallenarensis

Problematic Rooting (503463)
                                             Helianthocereus bertramianus
                                             Helianthocereus conaconensis
                                             Helianthocereus herzogianus
                                             Helianthocereus pasacanus
                                             Helianthocereus pecheretianus
                                             Helianthocereus randallii

Problematic Rooting (503466)
                                             Monvillea alticostata
                                             Monvillea amazonica
                                             Monvillea apoloensis
                                             Monvillea ballivianii
                                             Monvillea campinensis
                                             Monvillea diffusa
                                             Monvillea jaenensis
                                             Monvillea leucantha
                                             Monvillea maritima
                                             Monvillea piedadensis
                                             Monvillea smithiana

Problematic Rooting (503467)
                                             Thelocephala aerocarpa
                                             Thelocephala duripulpa
                                             Thelocephala fankhauseri
                                             Thelocephala fulva
                                             Thelocephala glabrescens
                                             Thelocephala krausii
                                             Thelocephala kraussii
                                             Thelocephala lembckei
                                             Thelocephala longirapa
                                             Thelocephala malleolata
                                             Thelocephala nuda
                                             Thelocephala tenebrica

Problematic Rooting (503469)
                                             Hildewintera aureispina
                                             Hildewintera colademononis

Problematic Rooting (503475)
                                             Trichocereus bertramianus
                                             Trichocereus bruchii
                                             Trichocereus conaconensis
                                             Trichocereus eremophilus
                                             Trichocereus grandis
                                             Trichocereus ingens
                                             Trichocereus litoralis
                                             Trichocereus pasacana
                                             Trichocereus randallii
                                             Trichocereus rivierei
                                             Trichocereus skottsbergii
                                             Trichocereus totorensis
                                             Trichocereus vatteri

Problematic Rooting (503476)
                                             Dolichothele albescens

Problematic Rooting (503477)
                                             Phyllocactus phyllanthus
                                             Phyllocactus pittieri

Problematic Rooting (503483)
                                             Pseudopilocereus atroflavispinus
                                             Pseudopilocereus aurilanatus
                                             Pseudopilocereus azureus
                                             Pseudopilocereus catingicola
                                             Pseudopilocereus hapalacanthus
                                             Pseudopilocereus oreus
                                             Pseudopilocereus pachycladus
                                             Pseudopilocereus pernambucoensis
                                             Pseudopilocereus quadricostatus
                                             Pseudopilocereus robustus
                                             Pseudopilocereus rupicola
                                             Pseudopilocereus ruschianus
                                             Pseudopilocereus salvadorensis
                                             Pseudopilocereus sergipensis
                                             Pseudopilocereus superbus
                                             Pseudopilocereus superfloccosus
                                             Pseudopilocereus werdermannianus
                                             Pseudopilocereus zehntneri

Problematic Rooting (503484)
                                             Reicheocactus neoreichei

Problematic Rooting (503488)
                                             Acanthocalycium aurantiacum
                                             Acanthocalycium ferrarii
                                             Acanthocalycium glaucum
                                             Acanthocalycium variiflorum

Problematic Rooting (503490)
                                             Rapicactus booleanus
                                             Rapicactus pailanus
                                             Rapicactus zaragosae

Problematic Rooting (503494)
                                             Pterocereus gaumeri

Problematic Rooting (503498)
                                             Toumeya fickeisenii
                                             Toumeya klinkeriana
                                             Toumeya krainziana
                                             Toumeya macrochele
                                             Toumeya schwarzii