Asplenium - Aspleniaceae

Asplenium hallei Tardieu

 

 

 

 

Synonyms

Common name

Description

Rhizome slender, long creeping; rhizome scales brown to black, narrow, cells thick walled. Fronds herbaceous, spaced, proliferous near the apex. Stipe blackish, 5-10 cm long with lanceolate scales at the extreme base only. Lamina 30 x 10 cm, pinnate, apex pinnatifid. Pinnae 5-7 pairs, oblong in outline, 2 x 4-5 cm, margin minutely toothed at apex, apex long tapering to a point, base contracted but in an adnate wing to the rhachis, veins simple. Sori thick and elongated, reaching the costa and the margin.

Notes

Derivation

hallei: named after N. Hallé who first found this fern in Moumba.

Habitat

Distribution worldwide

See African distribution.

Distribution in Africa

Gabon.

Growth form

.

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 86.
  • Thardieu-Blot, M.L. (1964) Ptéridophytes vol.8. Flore du Gabon, Pages 125 - 126. (Includes a picture).
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