Bryum crispulum Hampe Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Bryophyta class Bryopsida order Bryales family Bryaceae genus Ptychostomum species Ptychostomum pallescens Name Homonyms Bryum crispulum Hampe Bryum crispulum (Hedw.) P.Beauv. Bryum crispulum Hampe ex I.Hagen