Shrub, erect, to 2 m tall, sparsely to densely pubescent on vegetative parts, inflorescence, outer floral parts and ovary, otherwise glabrous. Leaves 4-10 cm long including a terete or laterally compressed petiole 4-10 mm long; stipules acicular, ±caducous; leaflets in 0-1 (-2) pairs, 5-20 mm long, c. 1 mm diam., the second (when present) c. 15 mm above the first, terete or compressed, acuminate; glands 1-2, sessile, flat or globular. Inflorescence subumbellate, of 2-4 flowers, axillary; peduncle 10-20 mm long; pedicels 5-7 mm long; bracts persistent or caducous. Petals c. 12 mm long, hairy outside. Fertile stamens 10; filaments subequal, c. 1 mm long, or 2 longer (to 3 mm); anthers subequal, 3-4 mm long. Pod flat, 5-6 cm long, c. 12 mm wide, curved, entire. Seeds dull.
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