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 Pelliidae He-Nygrén, Juslén, Ahonen, Glenny & Piippo
           Order Fossombroniales Schljakov
             Suborder Fossombroniineae Schust. ex Stotler & Crand.-Stotl.
               Family Fossombroniaceae Hazsl. (1885), nom. cons. [monotypic]
                 1 Genus Fossombronia Raddi (1818)