Openly branched, spreading shrub 1–2 m tall, stems slender and ±contorted. Branchlets finely appressed-puberulous at extremities, glabrescent. Phyllodes inserted on raised stem projections, shallowly to moderately recurved, terete but drying subterete to compressed, 7–25 mm long, 0.7–1 mm wide, gradually or ±abruptly narrowed to a straight, pungent tip, rigid, glabrous or pulvinus often hairy adaxially; with 9 or 10 distant longitudinal nerves, 3-nerved per face when compressed; stomata evident between nerves at ×10 magnification; gland 1 (or 2); pulvinus slightly basally flared. Inflorescences simple, 1 or 2 per axil; peduncles 3–5 mm long, to 9 mm in fruit, glabrous, the caducous basal bract cucullate and obtuse; heads globular, small (3–4 mm diam. when dry), 11–18-flowered, light golden. Flowers 5-merous; sepals ±free. Pods narrowly oblong to linear, moderately to strongly curved, sometimes open circled or coiled, 3.5–6.5 cm long, 3–3.5 mm wide, firmly chartaceous, curved (sometimes into an open circle or coil), ±glabrous. Seed (1 only) longitudinal, oblong elliptic, c. 3 mm long, glossy, dark brown; aril white.
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