? rivulare Flot. Dataset GBIF Backbone Taxonomy Rank UNRANKED Classification kingdom Fungi phylum Ascomycota class Lecanoromycetes order Rhizocarpales family Rhizocarpaceae genus Rhizocarpon species Rhizocarpon badioatrum Name Homonyms ? rivulare Brid. ? rivulare Flot. ? rivulare Le Clerc