Tree to 25 m tall. Leaves glabrous; axes with deeply recessed glands at base of pinnae and leaflet pairs, occasionally some absent; pinnae (1-) or 2-jugate; leaflets 2–4-jugate, with petiolules 2–6 mm long, elliptic to oval, acute to acuminate with obtuse tip, (3.5–) 8–18 (–22.5) cm long, (2.5–) 3–11 (–13) cm wide. Inflorescences terminal, ± appressed-puberulous; axis to 22 cm long; peduncles 1–3.5 cm long, subfasciculate. Flowers in clusters of 4–8, on pedicels 2–7 mm long, yellow, golden-sericeous; calyx campanulate, 9–17 mm long, truncate or crenulate marginally; corolla funnel-shaped, 25–35 mm long. Pod once-coiled, 5–10 cm long, c. 15 mm wide, fleshy-coriaceous, bright orange or reddish, glabrous. Seeds obovoid, c. 10 mm long, 5 mm diam., black.