Shrub or tree 2–5 (–9) m high. Branchlets ribbed, normally glabrous. Pinnae mostly 2–5 pairs, 3–10 mm long (proximal pinnae) otherwise 25–80 mm long; petiole mostly 2–3 mm long; rachis 10–55 mm long; pinnules 2–4 pairs (proximal pinnae) otherwise 12–30 pairs, oblong, sometimes ±triangular due to recurved margins, ±sessile and obliquely truncate at base, 3–6 mm long, 1–2.5 mm wide, green, glabrous or sparsely ciliolate; gland at rachis base 0–3 mm below each pair of pinnae, sometimes absent from petiole, ±subsessile, bowl-shaped. Inflorescences normally 2–4-headed racemes; raceme axes 1–4 mm long; peduncles 6–20 mm long, glabrous; heads globular, 15–25-flowered, cream to pale yellow. Flowers 5-merous; sepals at least 3/4-united, brown. Pods to 6 cm long, 3–4 mm wide. Seeds longitudinal, ±oblong, 2.5–3 mm long; aril curved.
Home