Domain Eucaryota
   Subdomain Chlorota Doweld (2001)
     Kingdom Chlorobiota C.Jeffrey ex Doweld (2001) - plants see Subkingdom Viridiplantae Caval.-Sm. (1981)
       Subkingdom Bryobiotina Campb. (1890)
         Phylum Bryophyta A.Braun (1864) - bryophytes
           Subphylum Bryophytina Engl. (1892) - mosses
             Class Bryopsida McClatchie (1897) - mosses
               a Subclass Tetraphididae Doweld (2001)
               b Subclass Buxbaumiidae Doweld (2001)
               c Subclass Bryidae Engl. (1892) - mosses
               d Subclass Dicranidae Doweld (2001)