Bryum angustirete Kindb. ex Macoun Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Bryophyta class Bryopsida order Bryales family Bryaceae genus Ptychostomum species Ptychostomum compactum Name Homonyms Bryum angustirete Kindb. ex Macoun Bryum angustirete Kindb.