Shrub or small tree to 2 m tall, sparsely to densely pubescent on the leaves, inflorescence axes, ovary and young pod, otherwise glabrous. Leaves 4-6 cm long including a terete or winged petiole to 20 mm long; stipules acicular, caducous; leaflets in 4-5 (-6) pairs spaced 8-10 mm apart, narrowly elliptic, 20-40 mm long, 3-8 mm wide, broadly acute or obtuse; glands 1-3, between the lowest leaflet pairs, stipitate. Inflorescence subumbellate, of 5-8 flowers, in upper axils; peduncle 10-15 mm long; pedicels 10-15 mm long; bracts usually caducous. Petals 7-10 mm long. Fertile stamens 10; filaments subequal, c. 1 mm long, or 3 longer (to 3 mm); anthers subequal, c. 3 mm long. Pod flat, 7-8 cm long, 8-10 mm wide, usually curved through 0.5-0.8 of a circle, weakly crenate. Seeds glossy, frequently hanging from open pod by their funicles.
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