Agaricus infidus (Quél.) Cooke & Quél. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Fungi phylum Basidiomycota class Agaricomycetes order Agaricales family Psathyrellaceae genus Psathyrella species Psathyrella prona Name Homonyms Agaricus infidus (Quél.) Cooke & Quél. Agaricus infidus Peck Agaricus infidus (Alessio) Bon