Shrub usually 0.2–2 m tall. Branchlet indumentum variable, rarely absent. Stipules 1–4 mm long. Pinnae 1–4 pairs, 2–10 mm long (proximal pinnae), 4–20 mm long (distal pinnae); petiole 0.5–5 mm long; rachis 2–20 mm long; pinnules 2 or 3 pairs (proximal pinnae), 2–7 pairs (distal pinnae), oblong to narrowly oblong or obovate, 3–12 mm long, 1–6 mm wide, obliquely narrowed at apex, flat or revolute, green or glaucous, glabrous or hairy; gland on petiole and/or rachis at base of pinnae, sessile. Inflorescences simple, normally 1 per axil; peduncles 10–30 mm long, rarely glabrous; spikes 10–40 mm long, pale yellow to golden. Flowers 5-merous; sepals ½–¾-united; petals glabrous or hairy. Pods narrowly oblong, 1.5–5 cm long, 3.5–8 mm wide, with indumentum variable. Seeds transverse to oblique, oblong to elliptic, 2–3.5 mm long.
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