Erysiphe pisi subsp. viciae-sativae Boerema & Verh., 1979 Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Fungi phylum Ascomycota class Leotiomycetes order Helotiales family Erysiphaceae genus Erysiphe species Erysiphe pisi Name Homonyms Erysiphe pisi subsp. viciae-sativae Boerema & Verh., 1979