Phialea petasata (Bull. ex Mérat) Thüm. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Fungi phylum Ascomycota class Leotiomycetes order Helotiales family Helotiaceae genus Cyathicula species Cyathicula cyathoidea Name Homonyms Phialea petasata (P.Karst.) Sacc. Phialea petasata (Bull. ex Mérat) Thüm.