Polyporus polymorphus Holterm. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Fungi phylum Basidiomycota class Agaricomycetes order Hymenochaetales family Hymenochaetaceae genus Mensularia species Mensularia nodulosa Name Homonyms Polyporus polymorphus Rostk., 1838 Polyporus polymorphus Holterm.