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 Marchantiopsida Cronquist, Takht. & W.Zimm. (1966) - thalloid liverworts
         Subclass Marchantiidae Engl. (1893)
           Order Marchantiales Limpr.
             Family Wiesnerellaceae Inoue (1976) [monotypic]
               Genus Wiesnerella Schiffn. (1896)