Collybia clavus (Schaeff.) Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Fungi phylum Basidiomycota class Agaricomycetes order Agaricales family Physalacriaceae genus Strobilurus species Strobilurus tenacellus Name Homonyms Collybia clavus (Schaeff.) Collybia clavus (L.) P.Kumm. Collybia clavus (L.) P.Karst.