Cortinarius holophaeus s.Brandrud et al. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Fungi phylum Basidiomycota class Agaricomycetes order Agaricales family Cortinariaceae genus Cortinarius species Cortinarius nefastus Name Homonyms Cortinarius holophaeus J.E.Lange Cortinarius holophaeus s.Brandrud et al.