Amauropelta knysnaensis (N.C.Anthony & Schelpe) Parris
Synonyms |
Thelypteris krysnaensis N.C.Anthony & Schelpe |
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Common name |
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Description |
Rhizome erect to procumbent, forming a short caudex up to 20 cm tall. Fronds monomorphic, tufted, arching, thinly herbaceous. Stipe up to 32 cm long, light brown or strawcoloured, minutely hairy and with a few scales around the base. Lamina deeply 2-pinnatifid, basal pinnae gradually decrescent, with usually 1 pair of very small, vestigial pinnae, elliptic in outline, ca. 46(-90) x 16 cm; pinnae narrowly oblong-acuminate in outline, up to 16 x 2.5 cm, under and undersurface set with short straight hairs; basal veins not uniting below the sinus between the lobes; rhachis pubescent with scattered hairs below. Sori round; indusium ca. 0.7 mm in diameter, lost at maturity, set with minute, stalked, yellow or translucent glands as well as scattered, straight, white hairs. |
Notes | A. knysnaensis look for: straight hairs on lower surface of lamina, indusiawith gland, basal pinnae gradually decrescent with 1 pair of vestigial pinnae, veins of pinnae lobes not meeting below sinus. |
Derivation | knysnaensis: from Knysna; this fern is endemic to the Western Cape in S.A. and frequently found around George and Knysna. |
Habitat | In moist, evergreen temperate forest, near streams, on seepage zones, unusually on shaded forest floor away from water. |
Distribution worldwide | See African distribution. |
Distribution in Africa |
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Growth form |
Terrestrial. |
Literature |
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