Cheilanthes - Sinopteridaceae

Cheilanthes induta Kunze

 

 

 

 

Synonyms

Common name

Description

Rhizome creeping, 3-8 mm in diameter; rhizome scales up to 3 mm long, pale brown with a dark central stripe, margin serrulate. Fronds monomorphic, closely spaced, erect, coriaceous. Stipe 3.5-21 cm long, rather twisted and wavy, stout, dark brown to almost black, set with pale reddish brown hair-like scales 0.5-5 mm long when young, becoming subglabrous with age. Lamina 2-pinnate to 4-pinnatifid, lanceolate to ovate-triangular in outline, 3.5-25 x 1.2-8 cm; pinnules 6-7 pairs, oblong in outline, c. 1.2 x 0.3-0.4 cm, variously pinnatifid into about 4 pairs of small rounded lobes, upper surface glabrous, lower surface densely to sparsely set with long reddish brown hairlike scales; rhachis and secondary rhachises dark brown, with pale reddish brown, hair-like scales. Sori small, marginal but covered by the inrolled margins and the indumentum; indusium discontinuous, subentire.

Notes

Derivation

induta: clothed, covered; referring to the hairiness of the underside of the lamina.

Habitat

Base of boulders on rocky hillsides or on cliff faces, among grasses or restios on dolerite or sandstone.

Distribution worldwide

See African distribution.

Distribution in Africa

South Africa.

Growth form

Lithophytic, terrestrial.

Literature

  • Crouch, N.R., Klopper, R.R., Burrows, J.E. & Burrows, S.M. (2011) Ferns of Southern Africa, A comprehensive guide. Struik Nature. Pages 348 - 349. (Includes a picture).
  • Jacobsen, W.B.G. (1983) The Ferns and Fern Allies of Southern Africa. Butterworths, Durban and Pretoria. Pages 263 - 264. (Includes a picture).
  • 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 182.
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