Dioec., stout liane up to 10 m. tall, much-branched, branches ± interlacing (forming tangled masses in absence of support). Main stem up to 10 cm. diam.; branchlets slender, terete, ± grooved, glab. or nearly so; bark grey. Lvs on stiff petioles up to 25 mm. long. Lamina 2-8 × 1-3 cm., membr., glab.; dark green above, paler below; broad-ovate to broad-oblong, sts subpanduriform to 3-lobed (all forms may be on same plant); margins ± undulate. Ochreae deciduous ± 4-5 mm. long. Panicles up to 15 × 10 cm., lfy below, axillary and terminal, of clusters of bracted racemes up to ± 5 cm. long. Fls ± 4-5 mm. diam., tepals greenish ± 5 mm. long, cut halfway to base. ♂ with 8 stamens and rud. ovary. ♀ with 8 staminodes; stigmas broad, fimbriate. Fr. invested by dry or subsucculent persistent per., black, glossy, trigonous, ± 3·5 mm. long, 3-grooved; angles ± undulate.

n = 10

2n = 20

2n = 20