Kingdom Chlorobiota C.Jeffrey ex Doweld (2001) - plants see Subkingdom Viridiplantae Caval.-Sm. (1981)
   Subkingdom Bryobiotina Campb. (1890)
     Division Bryophyta A.Braun (1864) - mosses and liverworts see Phylum Bryophyta A.Braun (1864)
       Subdivision Bryophytina Engl. (1892) see Subphylum Bryophytina Engl. (1892)
         Class Bryopsida McClatchie (1897) - mosses
           H1 Subclass Buxbaumiidae Doweld (2001) [monotypic]
           H2 Subclass Diphysciidae Ochyra [monotypic]
           H3 Subclass Timmiidae Ochyra (2003) [monotypic]
           H4 Subclass Funariidae Ochyra
           H5 Subclass Dicranidae Doweld (2001)
           H6 Subclass Bryidae Engl. (1892) - mosses