Amblystegium cordifolium var. coloratum Arnell Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Plantae phylum Bryophyta class Bryopsida order Hypnales family Calliergonaceae genus Calliergon species Calliergon richardsonii Name Homonyms Amblystegium cordifolium var. coloratum Arnold Amblystegium cordifolium var. coloratum Arnell