Ann. Acad. Sci. fenn., Ser. A 15 (no. 6): 172 (1921). Basionym: Lichen cinereocaesius Sw., in Acharius, Lich. suec. prodr. (Linköping): 34 (1799) [1798]. Synonyms: Index Fungorum
Basionym: Lichen cinereocaesius Sw., in Acharius, Lich. suec. prodr. (Linköping): 34 (1799) [1798].
Synonyms: Index Fungorum