Bushy shrub or tree usually 2–10 m high. Branchlets angled at extremities, glabrous. Phyllodes on raised stem-projections, narrowly (oblong-) elliptic to narrowly oblanceolate, usually 4–10 cm long and 3–10 mm wide with l: w ratio = 8–13, mucronulate, thin, green to glaucous, glabrous except pulvinus normally sparsely hirtellous adaxially, 1-veined per face; lateral veins obscure; gland submerged and swollen within the lamina, with orifice at distal end of gland and usually downward-pointing, usually 5–15 mm above pulvinus. Inflorescences racemose, prolific in upper axils; raceme axes mostly 1–7 cm long, ±glabrous; peduncles 2–4 mm long, ±glabrous; heads globular, usually 8–11-flowered, bright light golden. Flowers 5-merous; sepals united to near their apices; ovary usually glabrous. Pods 5–10 cm long, 8–14 mm wide, firmly chartaceous, ±pruinose, glabrous, dehiscing unilaterally. Seeds normally longitudinal to oblique, oblong-elliptic to ovate, 4–5 mm long, ±dull, black; aril clavate.
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