Bibliotheca Lichenologica 50: 220 (1993). Protolog: "Nepal, Langtang Area: Huge rocks near Kyangjin, + 3750 m, 8.-10.9.1986, J. Poelt, N 86-L239 (GZU)". Type locality: Nepal, Langtang Area, huge rocks near Kyangjin, + 3750 m, 8.-10 September 1986, J. Poelt, N 86-L239 (GZU - holotype).
Type locality: Nepal, Langtang Area, huge rocks near Kyangjin, + 3750 m, 8.-10 September 1986, J. Poelt, N 86-L239 (GZU - holotype).