Riccia crystallina f. angustior Lindenb. Dataset GBIF Backbone Taxonomy Rank FORM Classification kingdom Plantae phylum Marchantiophyta class Marchantiopsida order Marchantiales family Ricciaceae genus Riccia species Riccia cavernosa Name Homonyms Riccia crystallina var. angustior (Lindenb. ex Nees) Gottsche et al. Riccia crystallina f. angustior Lindenb. Riccia crystallina f. angustior Lindenb. ex Nees