Isotype of Encephalartos arenariusR.A.Dyer [family ZAMIACEAE ] (stored under name); Verified by Not on sheet,
Related name
Encephalartos arenarius
Flora
Entry for Encephalartos arenarius [family ZAMIACEAE]
Herbarium
South African National Biodiversity Institute, Compton Herbarium, Cape Town (SAM)
Collection
Flora of Southern Africa
Resource Type
Reference Sources
Entry From
Flora of South Africa, (2003) Author: Dr J.P. Roux
Names
Encephalartos arenarius [family ZAMIACEAE]
Information
Plant unbranched or more usually branched from the base; stem up to about 1 m tall and at this length often somewhat re-clinate, 20-30 cm diam. Leaves 1-1 -5 m long including petiole 15-20 cm long; rhachis spreading, recurved in upper half, glabrous except for brown tomentose pulvinus; leaflets somewhat glaucous, light green when young gradually darker green with age, overlapping in the apical half and in V disposition, more spaced in the lower half and reduced in size occasionally to one prickle; median leaflets oblong-lanceolate, flat or slightly twisted and slightly curved upwards, 12-16 cm long, 2 • 5-4 cm broad with 1-1 • 5 cm broad attachÂment, closely but not prominently veined on lower surface, pungent with upper margin entire or occasionally a single tooth and lower margin usually with 3 rarely 4 flat or slightly twisted pungent lobes. Cones single on short stout peduncles. Male cones (incomplete); median scales 3-3-5 cm long, 2-25-2-5 cm broad; bulla face projected into a beak about 1 cm long. Female cones mainly barrel-shaped with rounded base and apex, 35-45 cm long and 20 cm diam., somewhat glaucous; median scales about 6 • 5-7 cm long, 5 cm broad and 4 cm thick vertically, with lateral ridges extending into incurved lateral lobes up to 2 cm long; bulla face projecting about 2 cm, upper and lower facets with or without ridges and surface slightly and irregularly undulate or minutely papillate; terminal facet 10-12 mm broad and about the same in width vertiÂcally, concave. Seeds coral-red, up to about 5 cm long, 2-2 • 5 cm broad with fleshy beak.
Use
13. Encephalartos arenarius R. A. Dyer in Journ. S. Afr. Bot. 22 : 1 (1956); Bothalia 8 : 470 (1965). Type: Cape, Alexandria DisÂtrict, Dyer 5441 (PRE, holo.).
Range
Local in the Alexandria District of the Cape, associated with coastal sand-dune scrub bush. Map 3. Cape.—Alexandria: Dyer 5439; 5441; 5443; Gledhill 5420; Verdoorn 2422; Guillarmod 4302.