Riccia sorocarpa var. nana Kern Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Plantae phylum Marchantiophyta class Marchantiopsida order Marchantiales family Ricciaceae genus Riccia species Riccia sorocarpa Name Homonyms Riccia sorocarpa var. nana Kern Riccia sorocarpa f. nana (Kern) Fam.