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  Plantae
    Viridiplantae
     Streptophyta
     Embryophyta
      Tracheophyta
        Spermatophytina
            Magnoliopsida
                  Saxifraganae
                    Saxifragales
                           [Altingiales]
                           [Cercidiphyllales]
                           [Crassulales]
                           [Cynomoriales]
                           [Daphniphyllales]
                           [Fothergillales]
                           [Grossulariales]
                           [Haloragales]
                           [Hamamelidales]
                           [Iteales]
                           [Medusandrales]
                           [Paeoniales]
                           [Peridiscales]
                           [Sedales]
                           [Sempervivales]
                            Hamamelidaceae
                                   [Disanthaceae]
                                   [Exbucklandiaceae]
                                   [Fothergillaceae]
                                   [Parrotiaceae]
                                   [Rhodoleiaceae]
                                     Corylopsis
                                             Corylopsis sinensis
                                     Fothergilla
                                             Fothergilla gardenii
                                                   [Fothergilla parvifolia]
                                             Fothergilla major
                                     Hamamelis
                                             Hamamelis ovalis
                                             Hamamelis vernalis
                                                   [Hamamelis vernalis var. tomentella]
                                             Hamamelis virginiana
                                                   [Hamamelis macrophylla]
                                                   [Hamamelis virginiana var. henryi]
                                                   [Hamamelis virginiana var. macrophylla]
                                                   [Hamamelis virginiana var. parvifolia]
                                     Parrotia
                                             Parrotia persica