Agaricus arvensis subsp. purpurascens Cooke, 1885 Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Fungi phylum Basidiomycota class Agaricomycetes order Agaricales family Agaricaceae genus Agaricus species Agaricus porphyrizon Name Homonyms Agaricus arvensis var. purpurascens Cooke Agaricus arvensis subsp. purpurascens Cooke, 1885