Exoascus ostryae (C.Massal.) Sacc., 1889 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Fungi phylum Ascomycota class Taphrinomycetes order Taphrinales family Taphrinaceae genus Taphrina species Taphrina ostryae Name Homonyms Exoascus ostryae (C.Massal.) Sacc., 1889