Agaricus campestris var. squamulosus Rea Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Fungi phylum Basidiomycota class Agaricomycetes order Agaricales family Agaricaceae genus Agaricus species Agaricus campestris Name Homonyms Agaricus campestris var. squamulosus (Rea) Pilát Agaricus campestris var. squamulosus Rea