Polyporus giganteus f. simplex Bourdot & Galzin Dataset GBIF Backbone Taxonomy Rank FORM Classification kingdom Fungi phylum Basidiomycota class Agaricomycetes order Polyporales family Meripilaceae genus Meripilus species Meripilus giganteus Name Homonyms Polyporus giganteus f. simplex Bourdot & Galzin