Omphalia gracillima (Fr.) Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Fungi phylum Basidiomycota class Agaricomycetes order Agaricales family Tricholomataceae genus Omphalina species Omphalina gracillima Name Homonyms Omphalia gracillima (Weinm.) Quél. Omphalia gracillima (Fr.)