Erysiphe communis subsp. betae Jacz., 1926 Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Fungi phylum Ascomycota class Leotiomycetes order Helotiales family Erysiphaceae genus Erysiphe species Erysiphe polygoni Name Homonyms Erysiphe communis f. betae Jacz. Erysiphe communis subsp. betae Jacz., 1926