Physalospora ionaspidis (Stein) Vouaux, 1913 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Fungi phylum Ascomycota class Dothideomycetes order Dothideales genus Cercidospora species Cercidospora xanthoriae Name Homonyms Physalospora ionaspidis (Stein) Vouaux, 1913