Liana. Stipules +-intrapetiolar, triangular, 3-lobed, or laciniate, c. ⅔ mm long. Branchlets occasionally producing rootlets, sometimes with 2 buds in a leaf axil. Leaves chartaceous to subcoriaceous, elliptic-or ovate-oblong, sometimes broad-elliptic, 7-15 by 3-8 cm; base obtuse or cuneate; apex acuminate, sometimes apiculate; margin entire, or remotely, slightly crenulate; nerves 4-6 pairs; petiole 8-13 mm. Inflorescences dichotomous-cymose, 4½-8½ cm long, usually with short, supplementary branchlets in the dichotomies. Peduncle 3-4.5 cm. Bracts triangular or deltoid, c. 1 mm long. Flowers pale yellow or yellowish green, almost sessile. Calyx fleshy, divided almost to the base, lobes deltoid, 0.5-1 mm long, slightly erose at the margin. Petals fleshy, broad-elliptic, obovate, 2.5-3 by 1-1.5 mm, with slightly inflexed margin, densely papillose on both surfaces. Free part of disk slightly 5-angular. Stamens 2/3-1 mm; filaments densely covered with papilla-like hairs. Pistil ⅔-1 mm emerging from the disk; stigma obscurely 3-lobed. Ovules 4-8 in each cell. Follicles ovate to elliptic-oblong, 6.5-8.5 by 2.5-5 cm, the valves rather woody, c. ⅔ mm thick. Seeds (incl. wing) 6-7 by 1.5-0.75 cm, seed proper ellipsoid, 1.5-2 by ⅔-1 cm.
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A creeper. The leaves overlap each other. They are 7-15 cm long.
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