Compact subshrub 0.25-0.5 m high. Branchlets finely ribbed, green, hirsutellous to pubescent or pilose. Stipules persistent, linear-triangular, 1-3 mm long. Phyllodes oblique, ovate to elliptic or circular, 5-16 mm long, 3-11 mm wide, undulate, acute and shortly acuminate or obtuse and apiculate-mucronulate, hirsutellous, sometimes imperfectly 2-or 3-nerved per face; midrib not prominent; lateral nerves obscure. Inflorescences simple, 1 per axil; peduncles 3.5-6 mm long, with indumentum as on branchlets; heads globular, 3.5-4.5 mm diam., 8-13-flowered, cream. Flowers 5-merous; sepals 1/3-3/4-united, with lobes narrowly triangular; petals hirsutellous to shortly pilose. Pods oblong to narrowly oblong or (when 1-seeded) nearly orbicular, flat, 0.5-2 cm long, 4-6 mm wide, obtuse, coriaceous to thinly crustaceous, hirtellous. Seeds longitudinal or transverse, widely elliptic to widely oblong or almost square, compressed, 2-3 mm long, dull, black, arillate.
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