Chlorobiota C.Jeffrey ex Doweld (2001) - plants see Subkingdom Viridiplantae Caval.-Sm. (1981)
   Bryobiotina Campb. (1890)
     Bryophyta A.Braun (1864) - mosses and liverworts see Phylum Bryophyta A.Braun (1864)
       Bryophytina Engl. (1892) see Subphylum Bryophytina Engl. (1892)
         Bryopsida McClatchie (1897) - mosses
           Dicranidae Doweld (2001)
             Pottiales M. Fleisch.
               Pottiaceae Hampe (1853), nom. cons.
                 Pottiopsis Blockeel & A.J.E. Sm.