Spreading glabrous shrub 0.6–1.5 m tall. Branchlets terete, ±ribbed. Stipules 3–4 mm long, brittle, with at least thickened bases persistent. Phyllodes slightly inequilateral, narrowly elliptic to oblong-elliptic or oblanceolate, sometimes obovate or elliptic, ±undulate or twisted, 2–4 cm long, 5–15 mm wide, acute to obtuse, with coarsely to ±sharply pungent mucro, thick-coriaceous, smooth, very glaucous; midrib and marginal nerves prominent, yellow or greenish yellow; gland mostly 3–7 mm above pulvinus. Inflorescences 2-headed racemes; raceme axes 1–2 mm long; peduncles 10–20 mm long; heads globular, 5–6 mm diam., 20–35-flowered, golden. Flowers 5-merous; sepals free. Pods irregularly twisted to loosely coiled, terete, to 6.5 cm long, 2–3 mm wide, thinly coriaceous to slightly crustaceous, black. Seeds longitudinal, oblong, 3 mm long, subnitid, dark brown, sometimes obscurely mottled; aril yellow, conical to galeiform.