[plants] Haeckel (1866) - plants
   vascular plants see Phylum Tracheophyta Sinnott ex Caval.-Sm. (1998)
     euphyllophytes see Clade Euphyllophyta Lecointre & Le Guyader 2006 [Cantino & Donoghue 2020]
       Spermatophyta Britton & Brown 1896 [Crane & Kenrick 1997], nom. cl. inval. - seed plants see Clade Spermatophyta Britton & Brown 1896 [Cantino, Doyle & Donoghue 2020]
         Class Magnoliopsida Brongn. (1843)
           "Eudicots" see Clade Eudicotyledoneae Donoghue, Doyle & Cantino 2007 [Donoghue, Doyle & Cantino 2020]
             "Core Eudicots" see Clade Gunneridae Soltis, Soltis & Judd 2007 [Soltis, Soltis & Judd 2020]
               Order Saxifragales Bercht. & J.Presl (1820)
                 Family Hamamelidaceae R.Br. (1818), nom. cons. - witch-hazel family
                   1 'I' Subfamily Hamamelidoideae Burnett
                   2.1 'II' Subfamily Exbucklandioideae H. T. Chang
                   2.2 'III' Subfamily Rhodoleioideae Harms
                   3 'IV' Subfamily Altingioideae Reinsch see Family Altingiaceae Horan. (1841), nom. cons.