Fl. franç., Edn 3 (Paris) 2: 335 (1805).

Basionym: Lichen fuciformis L., Sp. Pl. 2: 1147 (1753)

Protolog type data: Iconotype.

Type locality: [icon in] Dillenius, Hist. musc. T. 22, f. 61 A&B, 1742: Lichenoides fuciforme tinctorium, corniculis longioribus & acutioribus (Lectotype: OXF epitype [the large, central specimen, second from right]. Both designated and selected by Jørgensen et al. 1994: 314).

Chemistry: Acetylportentol (Huneck & Yoshimura 1996: 136), Picroroccellin (Marcuccio & Elix 1983, 1985, Huneck & Yoshimura 1996: 129), ethyl orsellinate (Huneck & Yoshimura 1996: 158). Thallus C- or in parts faintly reddish, soralia C+ red, K+ more or less yellowish to sometimes nearly K-; contains erythrin, lepraric acid (also erythrin, lepraric acid by Sanchez-Pinto 1987 by TLC, annotated voucher specimen [TUR-V 26987 lectotype for Roccella fuciformis f. ensiformis Vain.]) (Tehler et al. 2004: 415).

Ecology: On rocks and cliffs, rarely on trees (Tehler et al. 2004: 415).

Distribution type: Macaronesia, the western Mediterranean Region and the Atlantic coast from Morocco in the south to England in the north (Tehler et al. 2004: 415).

Taxonomy: Data lacking.

Note:

Distribution Database: Distributions

Distribution Database: Discover Life

Picture Database: Tropical Lichens

Molecular Database: Genbank

Synonym Database: Index Fungorum

Synonym Database: Mycobank