Philonotis caespitosa f. nigrescens H.A.Möller Dataset GBIF Backbone Taxonomy Rank FORM Classification kingdom Plantae phylum Bryophyta class Bryopsida order Bartramiales family Bartramiaceae genus Philonotis species Philonotis caespitosa Name Homonyms Philonotis caespitosa f. nigrescens H.A.Möller