Lichenologist 16: 225 (1984).

Basionym: Lichen ramulosus With., Bot. Arr. Veg. Gr. Brit.: 723 (1776).

Type locality: Dillenius, Hist. Musc.: t. 15, f. 20 (1742). Great Britain, England, London, Greenwich, Woolwich Heath, Dillenius s.n. (OXF - Typotype).