Russula mairei var. fageticola Melzer Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Fungi phylum Basidiomycota class Agaricomycetes order Russulales family Russulaceae genus Russula species Russula nobilis Name Homonyms Russula mairei var. fageticola Romagn. Russula mairei var. fageticola Melzer