Ascomyces trientalis var. alnitorquus (Tul.) Quél. Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Fungi phylum Ascomycota class Taphrinomycetes order Taphrinales family Taphrinaceae genus Taphrina species Taphrina alni Name Homonyms Ascomyces trientalis var. alnitorquus (Tul.) Quél.