Polyporellus rostkovii (Fr.) P.Karst., 1880 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Fungi phylum Basidiomycota class Agaricomycetes order Polyporales family Polyporaceae genus Polyporus species Polyporus squamosus Name Homonyms Polyporellus rostkovii (Fr.) P.Karst., 1880