Agaricus difformis Pers., 1801 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Fungi phylum Basidiomycota class Agaricomycetes order Agaricales family Tricholomataceae genus Clitocybe species Clitocybe phyllophila Name Homonyms Agaricus difformis Pers., 1801 Agaricus difformis Schumach.