Usnea barbata var. glabrescens Nyl. Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Fungi phylum Ascomycota class Lecanoromycetes order Lecanorales family Parmeliaceae genus Usnea species Usnea glabrescens Name Homonyms Usnea barbata var. glabrescens Nyl. ex Vain. Usnea barbata var. glabrescens Nyl. Usnea barbata f. glabrescens (Nyl. ex Vain.) Eckfeldt