Karstenia Fr. ex Sacc. Dataset GBIF Backbone Taxonomy Rank GENUS Classification kingdom Fungi phylum Ascomycota class Leotiomycetes order Rhytismatales genus Karstenia Name Homonyms Karstenia Karstenia Goeppert, 1836 Karstenia Sayn, 1904 Karstenia Britzelmayr, 1897 Karstenia Fr. ex Sacc. Karstenia Fr.