Dense glabrous shrub or tree, 2–4 m high. Branchlets flexuose. Stipules caducous, obvious on new shoots, 2–6 mm long, scarious, light brown. Phyllodes terete to subterete, sometimes drying ± flat, 7–20 cm long, 1–1.5 mm wide, acute and commonly slightly incurved at apex, not rigid, fleshy, smooth, longitudinally sulcate when dry, obscurely 4-veined, 1-veined per face when flat; gland 6–16 mm above pulvinus. Inflorescences 3–6-headed racemes, enclosed when young by conspicuous imbricate scarious striate bracts; raceme axes 1–4 cm long, commonly growing out during anthesis; peduncles 5–13 mm long; heads globular, 5–6 mm diam., 20–30-flowered, golden. Flowers 5-merous; sepals united into a ± truncate calyx. Pods submoniliform, to 16 cm long, 4–5 mm wide, thinly coriaceous-crustaceous, finely longitudinally reticulate. Seeds longitudinal, 5.5–7 mm long, elliptic to narrowly elliptic or narrowly oblong, shiny, black; aril drying yellow-brown.
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A shrub or small tree. It grows 2-4 m tall. The branches are flexible. The 'leaves' (phyllodes) are 7-20 cm long by 1-1.5 mm wide. The pods are 16 cm long by 4-5 mm wide. The seeds are 6-7 mm long.
Can be grown by seedlings. Seeds needs soaking.