An evergreen tree. It grows 22 m high. The leaves have leaflets along the stalk. There are 5-10 pairs of leaflets and one at the end. The central stalk has wings. It can flower when only 3 m high. The flowers are in spike like groups. They are green to cream. The flowers have a scent. There are some subspecies. The fruit is a round velvety capsule. It splits into 4 valves. The seeds are bright red.
Leaves usually less than 50 cm. long, imparipinnate; rhachis not winged to broadly winged; leaflets 5–10-jugate, opposite, up to 14 × 5 cm., sessile or shortly petiolulate, very variable in shape, ovate or ovate-oblong to narrowly lanceolate or lanceolate-elliptic, apex acute to acuminate, margin entire to deeply serrate, base cuneate or rounded or rarely cordate, glabrous to densely hairy beneath.
Usually a small or medium-sized tree 6–12 m. tall, but sometimes a shrub c. 3 m. tall or a larger tree up to 25 m. tall.
Capsule yellowish or reddish, c. 2·5 × 2·5 cm., not rugose, tomentose at first, sometimes glabrescent.
Flowers creamy-white or yellowish or tinged with pink, subsessile or with pedicels up to 1 cm. long.
Seeds bright red with a yellow cup-shaped aril, c. 11 × 8 mm.
Calyx c. 6 mm. long, densely puberulous to tomentellous.
Petals 10–22 mm. long, tomentellous.
Disk ^-shaped to annular-pentagonal.
Racemes up to 35 cm. long.