Shrub or small tree 1–4 m high. New growth usually yellow-sericeous. Branchlets compressed to terete, glabrous or sparsely appressed-puberulous. Phyllodes patent to ascending, linear to oblanceolate-linear, ±curved, mostly (3.5–) 5–11 cm long, (2–) 3–9 mm wide, arcuately long-acuminate, coriaceous, appressed-puberulous at first, often glabrescent except at apex, with usually 3 strongly raised main nerves with anastomoses present or absent; gland 1.5–10 (–25) mm above pulvinus. Inflorescences simple, 1 or 2 per axil; peduncles 5–12 mm long, appressed-puberulous to glabrous; heads ±globular, 4–6 mm diam., 25–60-flowered, densely congested, golden. Flowers 5-merous; sepals free, spathulate; petals partly united. Pods narrowly oblong to linear, slightly raised over seeds, straight, sometimes ±undulate, to 8 cm long, 2.5–9 mm wide, glabrous or sparsely appressed-puberulous. Seeds longitudinal, elliptic-oblong, 2.5–6 mm long, dull, indistinctly mottled; aril small.