Basionym Name:Melanaspicilia dubia Vain., Ark. Bot. 8(no. 4): 78 (1909)
Homotypic synonyms:Buellia dubia (Vain.) Malme, Ark. Bot. 25A(no. 2): 39 (1932)Rinodina dubia (Vain.) Zahlbr., Cat. Lich. Univers. 7: 513 (1931)Rinodina dubia var. dubia (Vain.) Zahlbr., Cat. Lich. Univers. 7: 513 (1931)