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 Petalophyllaceae Stotler & Crand.-Stotl. Genus Petalophyllum Nees & Gottsche ex Lehm. (1844)