Agaricus umbratilis var. ambustus Fr., 1821 Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Fungi phylum Basidiomycota class Agaricomycetes order Agaricales family Lyophyllaceae genus Tephrocybe species Tephrocybe ambusta Name Homonyms Agaricus umbratilis var. ambustus Fr., 1821 Agaricus umbratilis subsp. ambustus Fr.