Podosphaera spireae (Sawada) U.Braun & Takam. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Fungi phylum Ascomycota class Leotiomycetes order Helotiales family Erysiphaceae genus Podosphaera species Sphaerotheca spireae Name Homonyms Podosphaera spireae (Sawada) U.Braun & Takam.