Basionym Name:Alectoria divergens f. subnegans Vain., Ark. Bot. 8(no. 4): 13 (1909)
Homotypic synonyms:Cornicularia divergens f. subnegans (Vain.) Zahlbr., Cat. Lich. Univers. 6: 414 (1930)Rhizocarpon chionophiloides f. subnegans (Vain.) Vain., Acta Soc. Fauna Flora fenn. 53(no. 1): 328 (1922)Rhizocarpon chionophiloides var. subnegans (Vain.) Räsänen, Ann. bot. Soc. Zool.-Bot. fenn. Vanamo 18(no. 1): 73 (1943)