Openly branching rigid shrub to 2 m high. Branchlets terete, ribbed, glabrous. Phyllodes continuous with branchlets but not forming cauline wings, ascending, straight or ±recurved, often kinked at large gland, ±terete, with lower ones 2–4 cm long, 1.5–2 mm diam. basally and upper ones shorter, tapering to pungent tip, glabrous, with c. 7 distant veins. Inflorescences simple, 1 or 2 per axil; peduncles 2–6 (–8) mm long, glabrous; basal bracts dark brown and prominent; heads globular, 6–10 mm diam., ±30-flowered, golden; bracteoles widely spathulate, obtuse, dark brown, evident in buds. Flowers 5-merous; sepals united. Pods linear, constricted between and raised on alternate sides over seeds, curved to once-coiled, to 8 cm long, 3–4 mm wide, coriaceous, glabrous. Seeds longitudinal, elliptic, 3–8 mm long, dull brown; aril lateral, clavate.
Grows in hard alkaline, calcareous and sandy alkaline soils, in woodland, open scrub and Triodia grassland.
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