Glabrous shrub commonly 0.3–0.8 m high, dense and rounded when young, becoming open and obconic with age. Phyllodes subterete (i.e. slightly depressed) to planoconvex, often flattish when dry, usually 8–17 mm long, 1–1.5 mm wide, obtuse, fleshy, drying longitudinally sulcate, usually green, obscurely 3-veined. Inflorescences 2-headed racemes; raceme axes 0.5–2 mm long; peduncles (4–) 6–15 mm long, sometimes recurved in fruit; basal bract ovate, c. 0.5 mm long; heads globular to slightly obloid, 3.5–5 mm diam., usually 10–20-flowered, golden. Flowers 5‑merous; sepals free. Pods usually curved to openly and commonly irregularly 1½-coiled, undulate, to 3.5 cm long, 3–3.5 (–4) mm wide, firmly chartaceous to thinly crustaceous, ± black. Seeds longitudinal to slightly oblique, oblong-elliptic to ovate, 2.5–3 mm long, usually grey to grey-brown; aril c. ⅔ length of seed.
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