Leaf blades 3.2–15 × 1.5–9.2 cm, elliptic to broadly elliptic, sometimes narrowly obovate or less often round, usually acuminate at the apex, cuneate, obtuse, rounded or cordate, sometimes tending to be unequal at the base, scarcely shiny, glabrous to sparsely pubescent or rarely scabrid with midrib pubescent above, glabrous to sparsely pubescent or less often pubescent with midrib and lateral nerves pubescent or rarely sparsely pubescent beneath; domatial hairy tufts usually present in axils of tertiary nerves; petiole 0.6–3 cm long, puberulous or pubescent; stipule with limb 1.5–2(4) mm long, oblong to shortly triangular, pubescent outside, the lobe 0.6–1.2 cm long, subulate.
Flowers 5(6)-merous, in pyramidal often leafy panicles, terminal on main and on short lateral branches; inflorescence branches pubescent; pedicels 0–1 mm long and increasing to 5(7) mm long in fruit; bracteoles subulate, not exceeding the calyx.
Climber or shrub 1–7 m tall; young stems pubescent or less often puberulous or densely pubescent; older stems with brown or less often buff-coloured thin bark, flaking to reveal the red-brown underlayer.
Corolla sparsely or densely covered with greyish-white hairs outside; tube (1.5–3)3.5–4(5) mm long; lobes (1.25)2–2.5(3) × 1–1.5(2) mm, ovate, rounded, usually with hairs towards the throat.
Calyx sparsely or more often densely pubescent with greyish-white hairs; tube 0.75–1 mm long; limb 0.5–1.25 mm long, divided into ovate lobes.
Seeds 4.25–5 mm in diameter, minutely reticulate, reddish-black.
Pollen presenter 1–2.25 mm long, fusiform, well exserted.
Fruit 5–7 mm in diameter, glabrous, yellow to orange.
Scandent shrub becoming a liane 20 ft. or more high
Flowers whitish, strongly fragrant
Fruits yellow-red