Basionym Name:Lecidea alpicola f. microspora Nyl., Act. Soc. linn. Bordeaux 21(4): 389 (1857)
Homotypic synonyms:Rhizocarpon alpicola f. microsporum (Nyl.) Zahlbr., Cat. Lich. Univers. 4: 321 (1926)Rhizocarpon geographicum var. microsporum (Nyl.) Boistel, Nouv. Fl. Lich. (Paris) 2: 242 (1903)