Cheilanthes - Sinopteridaceae

Cheilanthes coriacea Decne.

 

 

 

 

Synonyms

Pellaea lomarioides Bak.

Common name

Description

Rhizome erect or very shortly creeping; rhizome scales narrow linear-lanceolate in outline, 3–4 mm long, dark brown with pale brown margins. Fronds 8–25, monomorphic, tufted, 5–15 cm tall, coriaceous. Stipe 3–7 cm long, dark purple-brown, densely ferruginous hairy and scaly towards the base. Lamina 2-pinnate to 3-pinnate on the basiscopic first segments of basal pinna, ± triangular or ovate in outline, 3–5.5 x 2.5–4 cm; pinnae in 4–5 pairs, narrowly oblong in outline, 0.5–2 x 0.3–1 cm, the ultimate segments in 5–10 pairs, 1.5–5 x 0.5–1.3 mm, subentire, ± glabrous above, pilose beneath with brown multicellular hairs (or at least joints brown); venation obscure. Sori dark brown; indusium almost covering undersurface of segments when immature, continuous, ± erose.

Notes

Derivation

coriacea: leathery.

Habitat

Near or on granite inselbergs with grasses or herbs.

Distribution worldwide

See African distribution.

Distribution in Africa

Chad, Djibouti, Egypt, Eritrea, Ethiopia, Somalia, Sudan and South Sudan, Tanzania .

Growth form

Terrestrial.

Literature

  • Roux, J.P. (2009) Synopsis of the Lycopodiophyta and Pteridophyta of Africa, Madagascar and neighbouring islands. Strelitzia 23, South African National Biodiversity Institute, Pretoria. Page 180.
  • Verdcourt, B. (2002) Adiantaceae. Flora of Tropical East Africa, Pages 36 - 37.
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