Bryum rotundatum Broth. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Bryophyta class Bryopsida order Bryales family Bryaceae genus Ptychostomum species Ptychostomum cyclophyllum Name Homonyms Bryum rotundatum Broth. ex Iisiba Bryum rotundatum Broth. Bryum rotundatum Broth. ex Ihsiba