Agaricus campestris subsp. bisporus Kligman, 1943 Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Fungi phylum Basidiomycota class Agaricomycetes order Agaricales family Agaricaceae genus Agaricus species Agaricus campestris Name Homonyms Agaricus campestris var. bisporus Kligman Agaricus campestris var. bisporus Anon. Agaricus campestris subsp. bisporus Kligman, 1943