Daedalea quercina subsp. dura Gray Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Fungi phylum Basidiomycota class Agaricomycetes order Polyporales family Fomitopsidaceae genus Daedalea species Daedalea quercina Name Homonyms Daedalea quercina var. dura Alb. & Schwein. Daedalea quercina var. dura Gray Daedalea quercina subsp. dura Gray