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 Winteridae Doweld (2001)
                   Superorder Winteranae Doweld (2001)
                     Order Winterales A.C.Sm. ex Reveal (1993) see Order Canellales Cronquist (1957)
                       Family Takhtajaniaceae J.-F.Leroy (1980) see Family Winteraceae R.Br. ex Lindl. (1830), nom. cons.