Domain Eucaryota
   Subdomain Chlorota Doweld (2001)
     Kingdom Chlorobiota C.Jeffrey ex Doweld (2001) - plants see Subkingdom Viridiplantae Caval.-Sm. (1981)
       Subkingdom Pteridobiotina Britton & A. Br. (1896)
         Superphylum Cycadophytanae Doweld (2001)
           Phylum Magnoliophyta Cronquist, Takht. & Zimmerm. ex Reveal (1996) see Infraphylum Angiospermae auct.
             Subphylum Magnoliophytina Reveal (1996)
               Class Magnoliopsida Brongn. (1843)
                 Subclass Ranunculidae Takht. ex Reveal (1992) see Order Ranunculales Juss. ex Bercht. & J.Presl (1820)
                   Superorder Berberidanae Doweld (2001)
                     Order Lardizabalales Loconte (1995) see Order Ranunculales Juss. ex Bercht. & J.Presl (1820)
                       1 Family Lardizabalaceae R.Br. (1821), nom. cons. - Lardizabala family
                       2 Family Decaisneaceae Loconte (1995) see Family Lardizabalaceae R.Br. (1821), nom. cons.
                       3 Family Sargentodoxaceae Stapf ex Hutch. (1926) see Family Lardizabalaceae R.Br. (1821), nom. cons.
                       4 Family Sinofranchetiaceae Doweld (2000) see Family Lardizabalaceae R.Br. (1821), nom. cons.