Shrub 1–2 m or tree to 3 m high. Branchlets slightly ribbed, glabrous except appressed-puberulous in axils. Stipules persistent, spinose, ± recurved, 0.5–1.2 mm long. Phyllodes erect, narrowly oblong to oblong-oblanceolate or elliptic, straight or slightly curved, 2–4 cm long, 3–4 mm wide, acute, pungent, rigid, olive-green, glabrous, with 14–16 distant strongly raised yellowish veins; intervein region green and bearing stomata; glands 1 or 2. Inflorescences simple, 2 per axil; peduncles 7–11 mm long, glabrous; heads globular, 5–6 mm diam., 24–34-flowered, deep golden. Flowers 5-merous; sepals free. Pods (immature) linear, to 6 cm long, 2 mm wide, slightly appressed-puberulous. Seeds not seen.
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