Bushy shrub to 3 m high. Branchlets angled at extremities, dark reddish, glabrous. Phyllodes on raised stem-projections, ascending to erect, oblanceolate to narrowly oblanceolate, 2.5–5.5 (–6.5) cm long, 3–10 (–17) mm wide, obtuse-mucronulate, thin, sometimes glaucous, glabrous; midrib fine yet distinct; lateral veins rather obscure; gland not prominent, 1–10 mm above pulvinus. Inflorescences 6–8-headed racemes; raceme axes 10–20 (–30) mm long, glabrous; peduncles (2–) 3–5 mm long, slender, glabrous; heads globular, densely 15–25-flowered, bright yellow. Flowers 5-merous; sepals c. ⅚-united; petals c. 1.4 mm long. Pods stipitate, linear, to 9 cm long, 5–7 mm wide, firmly chartaceous, often slightly pruinose, glabrous. Seeds longitudinal, oblong to elliptic, 4–5 mm long, slightly shiny, black; funicle encircling seed in a single fold, convoluted, dark red-brown; aril thick.
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