Wispy glabrous shrub 3–6 m high, crown sparse; terminal branches with a tendency to droop. Branchlets very slender, pruinose. Stipules ± erect, ± spinose, sometimes absent, 2.5–4 mm long. Phyllodes narrowly linear, ± terete near base otherwise flat to compressed, (10–) 20–45 cm long, 1.5–2 (–3) mm wide but on sucker regrowth they may reach up to 10 mm across, acuminate, sometimes pungent (the points normally break off with age), flexible; midrib not prominent; gland 2–6 mm above base. Inflorescences racemose, occasionally simple; raceme axes 5–9 (–18) cm long; peduncles mostly twinned, 1–2 cm long, slender, with caducous bract above middle; heads globular, densely 70–90-flowered, golden. Flowers 5-merous; sepals free, narrowly spathulate. Pods narrowly oblong, straight-edged or constricted between seeds, 6–7 cm long, 6–8 mm wide, ± firmly chartaceous, pruinose at least when young. Seeds ± longitudinal, oblong to widely ovate or almost globose, 4–5 mm long, ± dull, brown, often yellowish near pleurogram; aril ± clavate.
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