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Leaves simple or 3-foliolate on the sterile branches; leaflets 2.5–10.5 x 1.2–4.5 cm. narrowly ovate or ovate, apex blunt or subacute, mucronulate, base rounded or subcordate, shining and glabrous above except for the puberulous midrib, glandular-puberulous below or glabrous; nerves in 5–6 pairs, prominent below; petiole 1–4 cm. long in 3-foliolate leaves, c. 5 mm. long in simple leaves, puberulous.
Flowers solitary in the upper axils or in short axillary and terminal racemes; rhachis 0.2–4 cm. long, puberulous; pedicels up to 2.5 cm. long, glabrous; bracts 1 mm. long, trifid, subulate, or leaf-like.
Receptacle c. 5 mm. long, up to 2.5 mm. in diam. at the mouth, cylindric, glabrous, with a thickened, undulate, dentate disk, 0.5 mm. long at the mouth within.
Fruit 1.5–3 x 0.6–1.1 cm., oblong-cylindric or ovoid, narrowed to a blunt apex, with 4 shallow, longitudinal ridges, finely verrucose.
Petals whitish, 3–5 x 2 mm., elliptic, acute at the apex, clawed at the base, margin slightly undulate and puberulous.
Ovary on a gynophore c. 1.6 cm. long, oblong-ellipsoid; ovules c. 16 on 2 placentas; stigma sessile, capitate.
Sepals 7 x 3–4 mm., broadly oblong-elliptic, acute at the apex, puberulous at the margins and within.
Evergreen climber or scrambling shrub with blackish puberulous stems attaining 10 cm. in diam.
Stamens 50–60; filaments 1.5–1.9 cm. long; anthers 1.25 x 0.5 mm., oblong.
Androgynophore c. 6.5 mm. long, exserted from the receptacle.
Seeds several, c. 5 mm. in diam., subglobose, pale brown.
