Russula duportii var. spinulosospora Reumaux Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Fungi phylum Basidiomycota class Agaricomycetes order Russulales family Russulaceae genus Russula species Russula duportii Name Homonyms Russula duportii f. spinulosospora Reumaux Russula duportii var. spinulosospora Reumaux