Tricholoma atrosquamosum f. atrosquamosum Dataset GBIF Backbone Taxonomy Rank FORM Classification kingdom Fungi phylum Basidiomycota class Agaricomycetes order Agaricales family Tricholomataceae genus Tricholoma species Tricholoma atrosquamosum Name Homonyms Tricholoma atrosquamosum var. atrosquamosum