Isopterygium albidens (Müll.Hal.) Broth. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Bryophyta class Bryopsida order Hypnales family Plagiotheciaceae genus Plagiothecium species Plagiothecium lucidum Name Homonyms Isopterygium albidens (Müll.Hal.) Broth.