Riccia sorocarpa f. nana (Kern) Fam. Dataset GBIF Backbone Taxonomy Rank FORM 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.