Shrub, erect, to 2 m high, sparsely pubescent except for the inner floral parts, reddish glaucous on upper leaf surfaces. Leaves 2–3 cm long including a terete petiole 1–4 mm long; stipules acicular, caducous; leaflets in (5–) 9–14 pairs spaced 1–3 mm apart, linear to narrowly elliptic, (4–) 6–10 mm long, 1–4 mm wide, broadly acute or obtuse; gland 1, between the lowest leaflet pair, sessile, pointed. Inflorescence subumbellate, of 3–5 flowers, in upper axils; peduncle 3–5 mm long; pedicels 5–10 mm long; bracts caducous. Petals 4–6 mm long. Fertile stamens 10; filaments subequal, 1–2 mm long; anthers subequal, 2–3 mm long. Pod flat, 3–5 cm long, 6–8 mm wide, straight, entire. Seeds dull.
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