Hypnum samoanum (Mitt.) Müll.Hal. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Bryophyta class Bryopsida order Hypnales family Thuidiaceae genus Thuidium species Thuidium pristocalyx Name Homonyms Hypnum samoanum Mitt. Hypnum samoanum (Mitt.) Müll.Hal.