Opegrapha leightonii Leight. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Fungi phylum Ascomycota class Arthoniomycetes order Arthoniales family Lecanographaceae genus Alyxoria species Alyxoria mougeotii Name Homonyms Opegrapha leightonii Cromb. ex Nyl. Opegrapha leightonii Cromb. Opegrapha leightonii Leight.