Sphaerotheca mali Burrill Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Fungi phylum Ascomycota class Leotiomycetes order Helotiales family Erysiphaceae genus Podosphaera species Podosphaera leucotricha Name Homonyms Sphaerotheca mali Burrill Sphaerotheca mali (Duby) Ellis & Everh.