Ann. Bot. Fenn. 24: 89 (1987).

Protolog: Squamulae basales paucae et evanescentes. Poditia fragilia, in pulvinibus densis, pallide cinereo-albida, ad 1.5 cm alta, cylindrica, parce et praecipue dichotome ramosa, axillis clausis aut raro apertis. Scyphi nulli. Soredia nulla. Pycnidia brunnea. Acidum thamnolicum continens.

Protolog type data: Typus: Tanzania, Northern Province, Arusha District, Mt. Meru Crater, 3°15'S, 36°47'E, 2600 m alt., 2/1974, H. Krog & T. D. V. Swinscow T 5/198 (O - holotypus; BM, H - isotypi).

Type locality: Tanzania, Northern Province, Arusha District, Mt. Meru Crater, 2600 m, February 1974, H. Krog & T. D. V. Swinscow T 5/198 (O - holotype; BM, H - isotypes).