Swaziland's Flora Database:
Dioscorea dregeana (Kunth) T.Durand & Schinz
(name current 2016)
(Dioscorea dregeana var. hutchinsonii)
Growth form: Climber
Found within protected areas
Swaziland distribution: widespread
South Africa and the extreme South of Mozambique.
Description (Compton's Flora of Swaziland*):
Dioscorea dregeana - Luxuriant rampant twiner. Stems up to 15 m long in a season, angular, c 1 cm diam. Leaf stalks up to 15 cm long, leaflets three, round, up to 10 cm wide, ending abruptly in narrow tip, grey-felted on lower surface, less hairy above. Male inflorescences one or two, axillary, copiously branched; flowers minute, greenish. Female inflorescences less branched. Fruits dry, triangular in section, c 4 cm long x 2,5 cm wide, finely downy.
* Where species names have changed, these have been matched according to herbarium specimens quoted in this publication.
Included in Tree Atlas.
Wilkin P (2001). Dioscoreaceae of South-Central Africa. Kew Bulletin, Vol. 56, No. 2 (2001), pp. 361-404.