Eucaryota
   Chlorota Doweld (2001)
     Chlorobiota C.Jeffrey ex Doweld (2001) - plants see Subkingdom Viridiplantae Caval.-Sm. (1981)
       Pteridobiotina Britton & A. Br. (1896)
         Cycadophytanae Doweld (2001)
           Magnoliophyta Cronquist, Takht. & Zimmerm. ex Reveal (1996) see Infraphylum Angiospermae auct.
             Magnoliophytina Reveal (1996)
               Magnoliopsida Brongn. (1843)
                 Myrtidae J.H.Schaffn. (1911)
                   Oxalidanae Doweld (2001)
                     Cephalotales Mart. (1835) see Order Oxalidales Bercht. & J.Presl (1820)
                       1 Brunelliaceae Engl. (1897), nom. cons. - Brunellia family
                       2 Cephalotaceae Dumort. (1829), nom. cons. - Australian pitcher-plant family