Tree 6–12 m high. Bark rough, dark grey-brown. Branchlets angular at extremities, glabrous. Phyllodes narrowly oblong-elliptic, falcate, 15–25 (–30) cm long, 1.5–2.5 (–3.5) cm wide, obtuse, glabrous, with 2 or 3 prominent longitudinal veins; secondary veins anastomosing in open reticulum; main gland basal, with 1 or 2 additional smaller glands often on upper margin. Inflorescences racemose; raceme axes 5–9.5 cm long, glabrous; peduncles normally 8–10 mm long, glabrous; heads globular, 5.5–6 mm diam., c. 50-flowered, pale yellow. Flowers 5-merous; sepals 3/4-united. Legumes flat, to 15 cm long, 3–4 cm wide, woody, transversely reticulately veined, glabrous, tardily dehiscent; margins narrowly winged. Seeds transverse, oblong to elliptic, 8–12 mm long, slightly shiny, dark brown; funicle fleshy, folded beneath the aril.
Low hills and gently undulating to almost level plains, growing in loam, sand and lateritic red earth in eucalypt communities, and occasionally in vine thickets; at elevations up to 800 metres.
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Grows in loam, sand and lateritic red earth in eucalypt communities, and occasionally in vine thickets.
Can be grown by seedlings. Seeds needs soaking.