Pleurotus atrocaeruleus var. griseus Peck Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Fungi phylum Basidiomycota class Agaricomycetes order Agaricales family Pleurotaceae genus Hohenbuehelia species Hohenbuehelia grisea Name Homonyms Pleurotus atrocaeruleus var. griseus Peck