Bot. Notiser: 59 (1866).

Basionym: Pyrenopsis permiscens Nyl., Lich. Scand. (Helsinki): 288 (1861).

Synonyms: Index Fungorum

Protolog: Data lacking.

Protolog type data: Data lacking.

Type locality: Switzerland, on granitic rocks, Zetterstedt (H-NYL 42856 - lectotype). Lectotypification by Henssen 1980: 484).

Type locality coordinates: Data lacking.