plants Haeckel (1866) - plants
   Division Charophyta Migula (1889) - charophyte algae and embryophytes see charophytes
     Subdivision [Streptophytina] see [unranked] Streptophytina Lewis & McCourt (2004)
       Class Equisetopsida C.Agardh (1825) - horsetails see Subclass Equisetidae Warm. (1883)
         Vascular Plants see Phylum Tracheophyta Sinnott ex Caval.-Sm. (1998)
           [Ferns]
             Subclass Polypodiidae Cronquist, Takht. & Zimmerm. (1966)
               Order Cyatheales A.B.Frank (1877) - tree ferns
                 Family Dicksoniaceae M.R.Schomb. (1848), nom. cons. - dicksonioids
                   1 Genus Calochlaena (Maxon) R.A.White & M.D.Turner (1988)
                   2 Genus Dicksonia L'Hér. (1789)
                   3 Genus Lophosoria C.Presl (1847)