Kingdom Chlorobiota C.Jeffrey ex Doweld (2001) - plants see Subkingdom Viridiplantae Caval.-Sm. (1981)
   Subkingdom Pteridobiotina Britton & A. Br. (1896)
     Superdivision Cycadophytanae Doweld (2001) see Superphylum Cycadophytanae Doweld (2001)
       Division Magnoliophyta Cronquist, Takht. & Zimmerm. ex Reveal (1996)
         Class Magnoliopsida Brongn. (1843)
           A1 Subclass Magnoliidae Novák ex Takht. (1967) - angiosperms