Xylaria frustulosa (Berk. & M.A.Curtis) Cooke, 1883 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Fungi phylum Ascomycota class Sordariomycetes order Xylariales family Xylariaceae genus Xylaria species Xylaria frustulosa Name Homonyms Xylaria frustulosa (Berk. & M.A.Curtis) Cooke