Calliergon cordifolium f. phyllorhizans Latzel Dataset GBIF Backbone Taxonomy Rank FORM Classification kingdom Plantae phylum Bryophyta class Bryopsida order Hypnales family Calliergonaceae genus Calliergon species Calliergon cordifolium Name Homonyms Calliergon cordifolium f. phyllorhizans Latzel