Bryum fuscum var. subcylindricum (Limpr.) Warnst. Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Plantae phylum Bryophyta class Bryopsida order Bryales family Bryaceae genus Ptychostomum species Ptychostomum intermedium Name Homonyms Bryum fuscum var. subcylindricum (Limpr.) Warnst.