Intricate spreading glabrous shrub 0.3–1 m high. Stipules spinose, 6–17 mm long, spreading widely. Phyllodes dimidiate, with adaxial margin conspicuously rounded with its ascendent proximal edge parallel to branchlet, 6.5–10 mm long, 4.5–7.5 mm wide, slightly undulate, pungent with 1.5–4 mm long cusp, normally green; midrib not prominent, near abaxial margin, with a second vein ± intersecting the slightly crenulate adaxial distal margin. Inflorescences simple, 1 or 2 per axil; peduncles 8.5–12 mm long, slender; heads globular, 26–32-flowered, golden. Flowers 5-merous; sepals free to 1/2-united, small. Pods narrowly oblong, to 45 mm long, 6.5–8 mm wide, firmly chartaceous. Seeds (slightly immature) transversely oblique, elliptic, 4.5 mm long; aril linear, curving around base of seed.
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