Entoloma serrulatum f. nigrovenosum Courtec. Dataset GBIF Backbone Taxonomy Rank FORM Classification kingdom Fungi phylum Basidiomycota class Agaricomycetes order Agaricales family Entolomataceae genus Entoloma species Entoloma serrulatum Name Homonyms Entoloma serrulatum f. nigrovenosum Courtec.