Russula emetica subsp. betularum (Hora) Romagn., 1967 Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Fungi phylum Basidiomycota class Agaricomycetes order Russulales family Russulaceae genus Russula species Russula betularum Name Homonyms Russula emetica var. betularum (Hora) Romagn. Russula emetica subsp. betularum (Hora) Romagn., 1967