Bark
Stem woody, cylindrical, greyish-brown, relatively smooth when young and becoming rough with age; branches often slender and twining.
Syn. Sarcostigma horsfieldii
Stem woody, cylindrical, greyish-brown, relatively smooth when young and becoming rough with age; branches often slender and twining.
Leaves are 17-22 x 8-12 cm, oblong-lanceshaped, tip tapering, base rounded or blunt; lateral nerves 8 pairs, reticulate/ nerved; leaf-stalk 5-12 cm long.
Flowers are borne in spikes up to 35 cm long, slender, in leaf-axils or from tubercles. Flowers are 3-6 together, yellow; calyx cup-shaped, 2 mm across, 5-toothed; petals 3-5 mm long, oblong, recurved.
Drupe to 3 x 1.5 cm, ovoid, orange-yellow, hairless.
Its seeds yield a dense, slow-burning oil that was traditionally used as a lamp fuel. Before modern fuels became widely available, forest communities used this oil to light traditional lamps during the long monsoon nights.
W. India, Indo-China to W. Malesia