Basionym Name:Lecidea geographica var. cyanodes Nyl., in Parrique, Act. Soc. linn. Bordeaux 53: 90 (1898)
Homotypic synonyms:Rhizocarpon geographicum f. cyanodes (Nyl.) Boistel, Nouv. Fl. Lich. (Paris) 2: 242 (1926)Rhizocarpon geographicum var. cyanodes (Nyl.) Räsänen, Ann. bot. Soc. Zool.-Bot. fenn. Vanamo 16(Notul. Botan. 12): 53 (1942)