Usnea ramulosissima N.Stevens R.Rogers Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Fungi phylum Ascomycota class Lecanoromycetes order Lecanorales family Parmeliaceae genus Usnea species Usnea ramulosissima Name Homonyms Usnea ramulosissima G.N.Stevens & R.W.Rogers Usnea ramulosissima N.Stevens R.Rogers