Kingdom Chlorobiota C.Jeffrey ex Doweld (2001) - plants see Subkingdom Viridiplantae Caval.-Sm. (1981)
   Subkingdom Bryobiotina Campb. (1890)
     Division Marchantiophyta Stotler & Crand.-Stotl. (2000) see Phylum Marchantiophyta Stotler & Crand.-Stotl. (2000)
       Class Jungermanniopsida Stotler & Crand.-Stotl. (1977) - leafy liverworts
         Subclass Jungermanniidae Engl. (1893)
           Order Porellales Schljakov (1972)
             Suborder Porellineae R.M. Schust.
               Family Porellaceae Cavers (1910), nom. cons.
                 1 Genus Ascidiota C.Massal. (1898)
                 2 Genus Porella L. (1753)