Dense shrub 0.6–2.5 m high, rarely obconic tree. Branchlets glabrous or ± appressed-puberulous and soon glabrescent. Phyllodes patent to erect, oblanceolate, narrowly oblanceolate, oblong-oblanceolate, linear or linear-oblanceolate, straight to slightly curved, (1–) 1.2–4.8 cm long, 1.5–5 mm wide, acute or obtuse, mucronate, ± coriaceous, glabrous, with numerous closely parallel veins obscure to ± distinct but then concolorous with the intervein spaces; stomata distinct to obscure; gland 1, at or near base. Inflorescences simple, 2 per axil; peduncles 1–6 mm long, glabrous or appressed-puberulous; heads globular, 3–4 mm diam., 11–23-flowered, golden. Flowers mostly 5-merous with some 4-merous ones intermixed; sepals usually free. Pods linear, straight to strongly curved, to 4 cm long, 1.5–3 mm wide, chartaceous to thinly coriaceous, appressed-puberulous or glabrous. Seeds longitudinal, oblong or broadly elliptic, 3–3.5 mm long, dull tan or dark brown; aril terminal and conical or subterminal and appressed, white or cream.
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