Riccia fluitans var. aquatica T.Jensen Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Plantae phylum Marchantiophyta class Marchantiopsida order Marchantiales family Ricciaceae genus Riccia species Riccia fluitans Name Homonyms Riccia fluitans f. aquatica C.E.O.Jensen Riccia fluitans var. aquatica T.Jensen