Hysterium byssisedum P.Crouan & H.Crouan, 1867 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Fungi phylum Ascomycota class Dothideomycetes order Hysteriales family Hysteriaceae genus Gloniella species Gloniella byssiseda Name Homonyms Hysterium byssisedum P.Crouan & H.Crouan, 1867