Basionym Name:Graphis subnivescens Nyl., Flora, Regensburg 69(11): 174 (1886)
Homotypic synonyms:Phaeographis subnivescens (Nyl.) Zahlbr., Cat. Lich. Univers. 2: 387 (1923)Phaeotrema subnivescens (Nyl.) Zahlbr., Cat. Lich. Univers. 2: 387 (1923)