Bryum rotundatulum 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 rotundatulum Broth. ex Iisiba Bryum rotundatulum Broth. Bryum rotundatulum Broth. ex Ihsiba