Russula risigallina f. subcristulata (Singer) Bon Dataset GBIF Backbone Taxonomy Rank FORM Classification kingdom Fungi phylum Basidiomycota class Agaricomycetes order Russulales family Russulaceae genus Russula species Russula risigallina Name Homonyms Russula risigallina var. subcristulata (Singer) Bon Russula risigallina f. subcristulata (Singer) Bon