Asplenium emarginatum P. Beauv.
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Common name |
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Description |
Rhizome erect or short-creeping, to 10 mm diameter; rhizome scales persistent, ovate in outline, apex long tapering to a point, subentire, to 7 mm long. Fronds tufted or sometimes shortly spaced, 35–90 cm long, proliferous, the terminal lobe similar to the laterals but usually larger. Stipe pale brown, 10–50 cm long, grooved, with scales to 6 mm long. Lamina erect, (narrowly) ovate in outline, pinnate, proliferous at pinnae apices. Pinnae in 1–5 pairs, ovate in outline, 6–23 x 2.4–5.5 cm, sessile or very shortly petiolate, base unequally wedge-shaped, margin with rounded teeth, apex notched with an abrupt and wedge-shaped sinus, hairless on both surfaces; veins forked. Rhachis similar to stipe. Sori many and usually closely parallel on the ascending veins, almost reaching the costa but ending quite a way from the margin, brown and oblong, to 2.5 cm long; indusium whitish, membranous, entire, linear, persistent. |
Notes | |
Derivation | emarginatum: notched at the apex. |
Habitat | Moist forests, usually in deep shade; less often in semi-deciduous forest. |
Distribution worldwide | See African distribution. |
Distribution in Africa |
Angola, Benin, Burundi, Cameroon, Central African Republic, Congo, Dem. Republic of Congo, Equatorial Guinea (incl. Bioko), Gabon, Ghana, Guinea, Ivory Coast, Kenya, Liberia, Sudan and South Sudan, Tanzania , Togo, Uganda. |
Growth form |
Terrestrial. |
Literature |
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