Glabrous multistemmed shrub, usually to 0.3 m high. Branchlets light grey, reddish at extremities. Stipules persistent, 1.5-3 mm long. Phyllodes dimorphic (on upper branches: terete, subterete, ±quadrangular or flat, 1-3 mm wide, pungent; on lower branches: frequently caducous, oblanceolate, flat, 4-7.5 mm wide, obtuse-mucronate), ascending to erect, 2-6.5 cm long, thickly coriaceous, drying with fine longitudinal wrinkles, often glaucous, 4-nerved in all, 1-nerved per face when flat; gland 6-7 mm above pulvinus. Inflorescences rudimentary, 1-headed racemes with axes c. 0.5 mm long, normally growing out; peduncles mostly 12-30 mm long, thick; heads globular, 6.5-8 mm diam., mostly 36-53-flowered, golden. Flowers 5-merous; sepals free. Pods not constricted between the seeds, terete to subterete, to 8.5 cm long, 6-8 mm wide, hard and bony, ±pruinose. Seeds longitudinal, oblong to broadly elliptic, 4.5-5 mm long, dull, dark brown to black; aril terminal, pileiform.
Grows in sand, gravelly sand, sand over clay, loam or clay, in open heath or open shrub mallee over heath, on flat or gently undulating topography.
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