Bushy shrub or tree 5–10 m high, with twisted stems, often spreading by runners and coppicing to form dense groves. Bark smooth, becoming longitudinally fissured with age, grey to dark brown. Branchlets glabrous. Phyllodes crowded on stems, 4–10 mm apart, oblanceolate to narrowly oblanceolate, (2.5–) 3–7.5 (–8) cm long, (2–) 3–10 (–15) mm wide, rather abruptly narrowed to a delicate, recurved-uncinate point, green to grey-green, glaucous, 1-veined per face, obscurely penniveined; gland 0–8 mm above pulvinus. Inflorescences racemose; raceme axes 2–4 (–5) cm long; peduncles 2–5 mm long, glabrous; heads globular, (16–) 18–30 (–32)-flowered, pale yellow to cream. Flowers 5‑merous; sepals united; ovary with sparse to dense short hairs. Pods linear, to 16 cm long, 5–7 (–8) mm wide, firmly chartaceous. Seeds longitudinal, oblong to oblong-elliptic, 4–6 mm long, dark brown to black; funicle ¾ or more encircling seed, red-brown to blackish; aril clavate.
Information on the utilisation potential of this species is given in B.R. Maslin and M.W. McDonald, AcaciaSearch: Evaluation of Acacia as a woody crop option for southern Australia, RIRDC Publication No. 30/017, 186–189 (2004).
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