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| Photo Ken Hill
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| The Cycad Pages
| | Encephalartos natalensis
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- Encephalartos natalensis R.A. Dyer & I. Verd., Bothalia 6(1): 205-211, pls 1-3 (1951).
- TYPE: Republic of South Africa, Natal Province, valley of thousand hills, in Kloof, old female plant, Dyer 4475 (holo PRE).
Etymology:
From the province of Natal, with the Latin termination -ensis, place
of origin.
Literature:
Illustrations:
Vernacular:
Historical notes:
Described in 1951 by South African botanists
R.
Allen Dyer and
Inez Verdoon.
Distinguishing features:
A robust, tall growing species with deep green glossy leaves, leaflets held
in a V and yellow cones, very closely allied to E. altensteinii,
E. lebomboensis and E. woodii. E. natalensisis
distinguished in this group by the straight rachis, the broad, well-spaced
leaflets usually lacking prickles but sometimes with with 1-3 prickles on
each margin, the basal leaflets reducing to spines, leaving no bare
petiole, and the dense woolly tomentum in the crown around newly emerging
leaves.
Distribution and habitat:
A widespread species in southern Natal Province, with outlying occurrences
in the north and in the eastern Cape Provinces, on rocky slopes and
outcrops, usually inland from the coast.
Conservation:
1997 IUCN Red List of Threatened Plants
category R.
Description:
Plants arborescent; stem 6 m tall, 25-40 cm diam.
Leaves 150-300 cm long, light or bright green, highly glossy,
slightly keeled to flat in section (opposing leaflets inserted at
150-180° on rachis); rachis green, straight, stiff, not spirally twisted;
petiole straight, with 6-12 prickles; leaf-base collar not present; basal
leaflets reducing to spines.
Leaflets ovate, strongly discolorous, not overlapping, not lobed,
insertion angle obtuse (45-80°); margins flat; upper margin entire (no
teeth), or lightly toothed (1-3 teeth); lower margin entire (no teeth), or
lightly toothed (1-3 teeth); median leaflets 15-25 cm long, 25-40 mm wide.
Pollen cones 1-5, narrowly ovoid, yellow, 45-50 cm long, 10-12 cm
diam.
Seed cones 1-5, ovoid, yellow, 50-60 cm long, 25-30 cm diam.
Seeds oblong, 25-30 mm long, 16-18 mm wide, sarcotesta red.