Bushy shrub to c. 2.5 m high. Branchlets angled at extremities, glabrous. Phyllodes ascending to erect, terete to flat and narrowly linear, straight to shallowly curved, (1.4–) 2–4 cm long and 0.7–1.5 (–2) mm wide, obliquely mucronate to uncinate, grey-green, glabrous, normally finely wrinkled when dry, 4-veined in all, 1-veined per face with an impressed or slightly raised midrib when flat. Inflorescences simple, 1 per axil; peduncles 4–15 mm long, glabrous, ebracteate at base; heads globular, 28–41-flowered. Flowers 5-merous; sepals united. Pods linear, to 11 cm long, 5–6 mm wide, coriaceous-crustaceous to subwoody, longitudinally rugose, glabrous. Seeds longitudinal, oblong to elliptic, 4–5 mm long, dull to slightly shiny, dark brown to black; funicle ½–¾ encircling seed, reddish brown; aril clavate.
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