Low spreading shrub to 1.5 m tall; branches grey-hispid or rarely glabrous; branchlets terete, ribbed, divaricate, rigid, spinescent. Phyllodes cordate, broad- to narrow-elliptic, rarely obovate, 2.5–10 mm long, 1.5–8 mm wide, V-shaped in section, green, stiffly pubescent, apex tapered, pungent, cuspidate, base cordate to cuneate; midrib prominent on lower surface; venation obscure. Inflorescences 1–2 per axil, 1-flowered; pedicels 2–3 mm long, subtended by several broad-ovate bracts to c. 1 mm long. Calyx 3–4 mm long including c. 0.5 mm receptacle, teeth subequal, acute, margins fimbriate; corolla mostly orange-pink, maroon and yellow; standard depressed-ovate, 6–7 mm long, 5–6 mm wide, orange-pink with a yellowish centre. Pod obliquely triangular, 6–7 mm long, c. 4 mm wide; seed 1, ellipsoid, c. 3 mm long. Flowers Aug.–Oct.