Asplenium - Aspleniaceae

Asplenium diplazisorum Hieron.

 

 

 

 

Synonyms

Common name

Description

Rhizome erect, short; rhizome scales deltoid, apex gradually tapering to a slender point. Fronds tufted, erect, not proliferous. Stipe 8–16 cm long, with sparse scales and near apex articulated hairs. Lamina herbaceous, oblong in outline, 10–15 x 5–7 cm, pinnate, basal pinnae not or hardly reduced, terminal pinna deltoid-oblong in outline, margin toothed. Pinnae in 6–8 pairs, alternate, petiolulate, trapezoid-oblong in outline, to 4 x 1.7 cm, base uneven, apex rounded or pointed, margin with blunt tooth, hairless. Sori many, on the veins at 45° angle to costa, not reaching costa or margin, linear, 3–8 mm long; indusium membranous, entire.

Notes

Derivation

Habitat

Swamp forest, on stumps or mounds.

Distribution worldwide

See African distribution.

Distribution in Africa

Cameroon, Congo, Democratic Republic of Congo, Gabon, Ghana, Guinea, Ivory Coast, Liberia, Sierra Leone, Uganda.

Growth form

Epiphytic, terrestrial.

Literature

  • Beentje, H.J. (2008) Aspleniaceae. Flora of Tropical East Africa, Page 34.
  • 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 83.
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