Intricate shrub 0.5–2 m high. Branchlets rigid, sometimes coarsely pungent, hairy. Phyllodes sessile, inequilateral, with markedly rounded adaxial margin, shape variable but frequently obtriangular to obdeltate, broadest above or below middle, usually 3–15 mm long, 2.5–7 mm wide, l: w = 1–2, ± pungent by a short slender sometimes recurved mucro, glabrous or hairy, with midrib prominent and near abaxial margin, with 2–4 branched minor veins running into adaxial margin; gland 0.5–2.5 mm above base. Inflorescences 1-headed rudimentary racemes with axes c. 0.5 mm long; peduncles usually 2–5 mm long, glabrous, sometimes subglabrous; basal bracts persistent; heads globular, normally 7–15-flowered, golden; bracteoles subsessile, concave, ± obtuse, brown. Flowers 5-merous; sepals 1/2–3/4-united. Pods rather tightly coiled and irregularly twisted, usually 5 mm wide, glabrous or hirsutellous to shortly pilose. Seeds longitudinal, oblong to elliptic, usually 3–4.5 mm long; aril l/2–2/3 length of seed.
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