Tropical Lichens: Their Systematics, Conservation, and Ecology (Oxford): 88 (1991).

Protolog: Data lacking.

Protolog type data: Type: Tanzania. Tanga Province, Lushoto District, West Usambara Mts., Mazumbai University Forest Reserve, Sagara Ridge, 04°49'S, 38°30'E, in mossy elfin forest and Philippia heath, 1850-1980 m, coll. X 1988, H. Krog 2T 9/75 (O-holotype; UPS-isotype).

Type locality: Tanzania, Tanga Province, Lushoto District, West Usambara Mts., Mazumbai University Forest Reserve, Sagara Ridge, in mossy elfin forest and Philippia heath, 1850-1980 m, 10.1988, H. Krog 2T 9/75 (O - holotype; UPS - isotype).

Type locality coordinates: 04°49'S, 38°30'E.

Molecular barcode: Data lacking.

Thallus: Data lacking.

Photobiont: Data lacking.

Chemistry: TLC: alectoronic acid, alpha-collatolic acid, atranorin (Krog 1991: 89).