Staurothele fissa var. huei (Boistel) Zahlbr. Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Fungi phylum Ascomycota class Eurotiomycetes order Verrucariales family Verrucariaceae genus Staurothele species Staurothele fissa Name Homonyms Staurothele fissa var. huei (Boistel) Zahlbr.