Basionym Name:Lecidea sororians Nyl., Flora, Regensburg 58: 445 (1875)
Homotypic synonyms:Bacidia sororians (Nyl.) H. Olivier, Bull. Acad. Intern. Géogr. Bot. 21: 168 (1911)Bilimbia sororians (Nyl.) Blomb. & Forssell, Enum. Pl. Scand.: 82 (1880)