Microsphaera semitosta Berk. & M.A.Curtis Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Fungi phylum Ascomycota class Leotiomycetes order Helotiales family Erysiphaceae genus Erysiphe species Erysiphe semitosta Name Homonyms Microsphaera semitosta Berk. & M.A.Curtis ex Cooke & Peck Microsphaera semitosta Berk. & M.A.Curtis