Oidium fructigenum Link Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Fungi phylum Ascomycota class Leotiomycetes order Helotiales family Erysiphaceae genus Oidium species Oidium fructigenum Name Homonyms Oidium fructigenum (Pers.) Fr. Oidium fructigenum Link Oidium fructigenum Kunze