Erysiphe communis subsp. hosackiae Jacz., 1926 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 communis f. hosackiae Jacz. Erysiphe communis subsp. hosackiae Jacz., 1926