Ramalina africana (Stein) C. W. Dodge

Beih. Nova Hedwigia 38: 56 (1971)

Basionym: Ramalina rigida var. africana Stein, Jber. Schles. Ges. Vaterl. Kultur 66: 137 (1888).

 

Type locality coordinates: Data lacking.

ITS barcode: Data lacking.

Description: Lichen. Thallus fruticose, 3 - 5 - 8 cm high, moderately to densely branched, often with short secondary branchlets. Branches stramineous or greenish grey, solid, 2 - 4 - 8 mm wide, bilateral, flat of canaliculate, more or less rugose and ridged from strands of cartilagionous tissue. Pseudocyphellae punctiform, raised on tubercles, abundant on under side of branch, sparse or absent on upper side. Soredia absent. Apothecia lateral, or subapical, or apical and spurred, mainly marginal, disc flat or concave, thalline exciple usually pseudocyphellate, often laciniate. spores broadly ellipsoid, 13 - 15 - 17 /5 - 6 - 7 µm, straight or curved, some of the larger spores with pseudosepta (Swinscow & Krog 1988: 276).

Photobiont: Data lacking.

Chemistry: Sekkiaic acid agg., with salazinic acid accessory, usnic acid in the cortex (Swinscow & Krog 1988: 276). Sekikaic acid, homosekikaic acid and a unidentified compound (trace only) (Alstrup et al. 2010: 347).

Ecology: Corticolous on shrubs and trees in natural and artificial habitats, often in dry, exposed sunny lplaces, common from 800 to 2700 (Swinscow & Krog 1988: 276).

Distribution type: East Africa, Asia, South America, Cape Verdes: Brava (o).

Distribution Database: Distributions

Distribution Database: Discover Life

Picture Database: Tropical Lichens

Molecular Database: Genbank

Synonym Database: Index Fungorum

Synonym Database: Mycobank