Climbing or scrambling shrubs. Stems up to 6 m long, densely patently hairy and with small, subsessile glands, prickles rather many, 1-1.5 mm long, targe cataphylls at base of shoots. Leaves 3-foliolate, petiole 5-12 cm long. Stipules not seen. Leaflets ovate, terminal ones 10-15 by 8-12 cm, lateral ones slightly smaller, basal part usually folded back in herbarium, base cordate, margins irregularly dentate, apex acuminate, nervation pinnate (pedate) with 6-9 pairs of nerves, the lowermost with some strong basiscopic side-nerves, venation transverse, patently hairy, nerves on underside with glands. Inflorescence very lax, usually a simple raceme, sometimes partly branched from the bracteoles, up to 20 cm long, peduncle 0-2 mm long, racemes solitary or 2 or 3 in the axils of leaves or cataphylls, with up to 10 flowers. Bracts 4-10 mm long. Pedicels 2-5.5 cm long, densely hairy as is the rachis. Flowers unisexual, plants probably dioecious. Hypanthium saucer-shaped, 4-5 mm across, densely hairy outside. Sepals elliptic, 6-7 by 4-7 mm, obtuse, with patent hairs and glands outside, the marginal parts woolly. Petals elliptic, 10-17 by 4-10 mm, long-hairy at base inside, white or cream-coloured. Stamens 40-60, filaments up to 7 mm, anthers 1-1.5 mm long, staminodes in female flowers minute. Pistils c. 60, ovaries densely hairy, on slightly elevated, hairy torus, style 1 mm long, pistillodes in male flowers c. 30, minute to small. Collective fruits ellipsoid, c. 1.2 by 1 cm, sepals spreading under the ripe fruits. Fruits 4 by 3 mm when dry, exocarp and mesocarp forming a thin layer when dry, hairy in upper part, colour unknown.
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