Other names: Beng.

The tree is large, deciduous, up to 30 m high, 0.8 m in diameter 1 m. The shell is gray, rough, with brown holes on the face. Young branches are smooth. Double feathered, even leaves with 3 – 5 pairs of oval-shaped leaflets, pointed heads, prison stems, smooth, pale green bottom, 5-6 cm long, 4-5 cm wide. Flowers gather into panicles, 10-12 cm long. Radio tube, 10 – 12 mm high, at the top of the cut 5 lobes. Petals 1, pink, 5- 12 mm long, inner surface with feathers. Second 7, slightly fit at the base. Beans are large, nearly sessile, 15 cm long, 6- 9 cm wide, 2-3 cm thick, strong woody when old, dark brown. 7- 8 seeds, horizontal, egg-shaped, 25-30 mm long, 18-24 mm thick, dark brown or black, with orange hard-seeded coat.

Red wood is very beautiful, light red or dark red, there are places with black stripes like tiger skin, so there is a place called tiger tree. Hard wood, very durable, often used to close furniture, beds, high-end carved furniture. Wood tumors on the body have a very beautiful vortex, called “nectar” wood or magnifying wood, used for high-end furniture, sold in kilos.