Helotium tumidulum (Roberge ex Desm.) Anon. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Fungi phylum Ascomycota class Orbiliomycetes order Orbiliales family Orbiliaceae genus Hyalinia species Hyalinia tumidula Name Homonyms Helotium tumidulum (Roberge ex Desm.) Massee Helotium tumidulum (Roberge ex Desm.) Anon.