Tree 8–25 m high. Bark hard, furrowed, dark grey or black. Branchlets glabrous or subglabrous. Phyllodes ascending, narrowly linear-elliptic, straight or occasionally slightly recurved, 8–17 cm long, 4–13 mm wide, acute, coriaceous, glabrous or subglabrous, with numerous closely parallel veins of which 1–3 are more prominent than the rest. Inflorescences 12–30-headed racemes; raceme axes 2–6 cm long, subglabrous; peduncles 5–10 mm long, glabrous or subglabrous; heads globular, c. 3.5 mm diam., 12–20-flowered, golden. Flowers 4-merous, rarely with intermixed 5-merous flowers; sepals united near base. Pods linear, to 12 cm long, 10–13 mm wide, thin, glabrous. Seeds longitudinal, soft, broadly oblong or elliptic to subcircular, ±discoid, 10–13 mm long, dull, brown, exarillate.
Grows mostly in dark cracking clay, either alone or, on the southern and eastern edge of its range, with Brigalow (Acacia harpophylla); at elevations from 150-350 metres.
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Grows mostly in dark cracking clay, either alone or, on the southern and eastern edge of its range, with Brigalow (Acacia harpophylla).
Can be grown by seedlings. Seeds needs soaking.