Tree, 6–30 m. high, deciduous; crown rounded or flat; bark smooth, or pock-marked at base, lenticels frequently coalescing in vertical columns; heartwood pinkish with red streaks.. Young branchlets at first with short dense spreading pubescence brownish when dry, slowly glabrescent.. Leaves: pinnae (Fig. 22/4, opposite) (1–)2–3 pairs, each pinna broadening towards apex; leaflets of 2 distal pairs of pinnae 3–6 pairs, obliquely rhombic to obovate, with the distal pair largest, 29–72(–100) mm. long, 16–32 mm. (–42) mm. wide; lower pairs smaller, down to about 12 × 8 mm.; apex acute or sometimes subacute; base not or scarcely auricled on proximal side; surface beneath ± pubescent between midrib and margins.. Stipules and bracts at base of peduncles ± caducous, broad, suborbicular to reniform, 7–18 mm. long, 8–20 mm. wide.. Peduncles clothed as branchlets; bracteoles ± persistent, oblanceolate or the lower obovate, 3.5–7 mm. long, 0.25–4 mm. wide, pubescent.. Flowers subsessile; pedicels puberulous, 0.25–0.75 mm. long.. Calyx 3–5 mm. long, or minutely pubescent outside.. Corolla about 7–10 mm. long, densely and minutely pubescent outside, pink to white.. Staminal tube pink or red, exserted about 1.2–2 cm. beyond corolla.. Pod oblong, transversely plicate, 7–15 cm. long, 1.5–3 cm. wide, very finely and minutely pubescent (use × 20 lens) especially near base, eglandular, venose.. Seeds about 8–11 mm. long and 6.5–8 mm. wide, flattened.
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A tree. It grows 30 m tall. The bark is smooth. The crown can be round or flat. The branches have short brown hairs when young. It loses its leaves during the year. The leaves are twice divided. There are 2-3 pairs of pinnae each with 3-6 pairs of leaflets. The leaflet blades are small. The flowers are pink or white. The fruit are pods 7-15 cm long by 2-3 cm wide. The seeds are about 1 cm long and flattened.
Can be grown by seedlings. Seeds needs soaking.