Tree 18–45 m. high.. Bark smooth, pale.. Young branchlets glabrous to inconspicuously puberulous.. Leaves: petiole and rhachis together (4–)5–8.5 cm. long; leaflets 5–9(–11), lanceolate, with the lowest ones of the leaf tending to be ovate and the terminal one to be elliptic, 2–7(–10) cm. long, 1.2–2.6(–2.9) cm. wide, papery, obtusely subacuminate or acuminate, cuneate or the lowest ± rounded at base, glabrous or almost so; venation ± raised and reticulate on both surfaces.. Flowers brown outside, greenish-white inside, in panicles up to 20 × 15 cm.; pedicels 1.5–5 mm. long, rusty-brown-puberulous.. Sepals rusty-brown-puberulous outside, 2.5–3 mm. long.. Petals 0.. Stamens 2; filaments 2.5–3 mm. long.. Pods subglobose, 1.1–1.5 cm. long, 1–1.2 cm. wide, puberulous outside.. Seeds suborbicular, compressed, 7.5–8 mm. long, 6.5–7.5 mm. wide, dark brown.
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