Erysiphe guttata subsp. mespili Castagne, 1851 Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Fungi phylum Ascomycota class Leotiomycetes order Helotiales family Erysiphaceae genus Phyllactinia species Phyllactinia mali Name Homonyms Erysiphe guttata var. mespili Castagne Erysiphe guttata subsp. mespili Castagne, 1851