Polystictus barbatulus Fr., 1851 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Fungi phylum Basidiomycota class Agaricomycetes order Polyporales family Polyporaceae genus Trametes species Trametes villosa Name Homonyms Polystictus barbatulus Fr., 1851 Polystictus barbatulus (Fr.) Sacc.