[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)
                 01 Family Paeoniaceae Raf. (1815), nom. cons.
                 02 Family Cercidiphyllaceae Engl. (1907), nom. cons. - katsura-tree family
                 03 Family Hamamelidaceae R.Br. (1818), nom. cons. - witch-hazel family
                 04 Family Daphniphyllaceae Müll.Arg. (1869), nom. cons. - Daphniphyllum family
                 05 Family Peridiscaceae Kuhlm. (1950), nom. cons.
                 06 Family Medusandraceae Brenan (1952), nom. cons. - Medusandra family see Family Peridiscaceae Kuhlm. (1950), nom. cons.
                 07.1 Family Iteaceae J.Agardh (1858), nom. cons.
                 07.2 Family Grossulariaceae DC. (1805), nom. cons. - currant family
                 08.1 Family Saxifragaceae Juss. (1789), nom. cons. - saxifrage family
                 08.2 Family Crassulaceae J.St.-Hil. (1805), nom. cons. - stonecrop family
                 09 Family Aphanopetalaceae Doweld (2001)
                 10 Family Haloragaceae R.Br. (1814), nom. cons.
                 11 ?Family Cynomoriaceae Endl. ex Lindl. (1833), nom. cons. - Cynomorium family