Erysiphe valerianae Jacz. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Fungi phylum Ascomycota class Leotiomycetes order Helotiales family Erysiphaceae genus Golovinomyces species Golovinomyces valerianae Name Homonyms Erysiphe valerianae (Jacz.) S.Blumer Erysiphe valerianae Jacz.