Cosentinia - Sinopteridaceae

Cosentinia vellea (Aiton) Tod. ssp. vellea

 

 

 

 

Synonyms

Acrostichum velleum Aiton
Cheilanthes vellea (Aiton) F.Muell.

Common name

Description

Rhizome erect or shortly creeping; rhizome scales narrow, c 1 x c 0.5 mm, red-brown. Fronds monomorphic, densely tufted, 10-15 x 2-3.5 cm, stiff. Stipe 1-3 cm long, pale brown, densely set with hairs, but these may rub off. Lamina 2-pinnate, narrowly lanceolate in outline, 6-10 cm long, dark green, but the colour may be blurred by the dens long whitish to yellowish hairs on both surfaces; pinnae in 10-18 pairs, oblong or lanceolate in outline, 1-2 x 0.8-l cm, margin with deep blunt teeth to pinnatifid; ultimate lobes rounded to oblong in outline, 1-2 x 0.5-1 mm; venation obscure. Sori along the veins, covered by the dens hairs and therefor hardly visible; indusium ?

Notes

Derivation

Habitat

Shaded rocks, probably on limestone.

Distribution worldwide

Africa, Southern Europe, Turkey, Middle East to western Himalaya.

Distribution in Africa

Algeria, Chad, Egypt, Ethiopia, Libya, Morocco and Western Sahara, Somalia, Sudan and South Sudan, Tunesia.

Growth form

Lithophytic.

Literature

  • Hedberg, I; Friis, Ib & Persson, E (2009) Lycopodiaceae to Pinaceae.Flora of Ethiopia and Eritrea, vol.1 Pages 65 - 66.
  • Roux, J.P. (2009) Synopsis of the Lycopodiophyta and Pteridophyta of Africa, Madagascar and neighbouring islands. Strelitzia 23, South African National Biodiversity Institute, Pretoria. Pages 186 - 187.
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