Acanthostigma filisporum Ellis & Everh. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Fungi phylum Ascomycota class Dothideomycetes order Tubeufiales family Tubeufiaceae genus Acanthostigma species Acanthostigma filisporum Name Homonyms Acanthostigma filisporum Ellis & Everh. ex M.E.Barr Acanthostigma filisporum Ellis & Everh.