Boletus cellulosus Wahlenb. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Fungi phylum Basidiomycota class Agaricomycetes order Polyporales family Irpicaceae genus Byssomerulius species Byssomerulius corium Name Homonyms Boletus cellulosus Lightf. Boletus cellulosus Justus Müll., 1777 Boletus cellulosus Wahlenb.