Erysiphe russellii Clinton Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Fungi phylum Ascomycota class Leotiomycetes order Helotiales family Erysiphaceae genus Erysiphe species Erysiphe russellii Name Homonyms Erysiphe russellii (Clinton) U.Braun & S.Takam. Erysiphe russellii Clinton