Tree or tall shrub to 10–15 m high, often ±pyramidal in outline. Branchlets commonly pruinose, glabrous. Phyllodes obovate to oblanceolate or elliptic to narrowly elliptic, 4–8 cm long, 1.5–3 cm wide, narrowed and often shallowly recurved near base, obtuse, glaucous, pruinose when young, glabrous, with midrib central or towards the adaxial margin, finely penninerved; gland 5–25 mm above the pulvinus, connected to pulvinus by a fine oblique vein. Inflorescences racemose but racemes often in panicles 4–9 cm long; raceme axes 1–3 (–4.5) cm long, glabrous; peduncles 6–8 mm long, rather slender, glabrous; heads globular, mostly 20–30-flowered, lemon yellow. Flowers 5-merous; sepals united. Pods stipitate, 5–12 cm long, 14–22 mm wide, chartaceous, pruinose, glabrous. Seeds longitudinal to longitudinally oblique, elliptic, 5–6 mm long, dull, black; funicle thick, red-brown, constricted at junction with aril.
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