Urceolaria violaria (Nyl.) Nyl., 1876 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Fungi phylum Ascomycota class Lecanoromycetes order Ostropales family Graphidaceae genus Diploschistes species Diploschistes scruposus Name Homonyms Urceolaria violaria (Nyl.) Nyl., 1876