Dense, spreading, semi-prostrate, ±domed shrub to c. 0.5 m high. Branchlets variably pruinose, densely appressed-pubescent to tomentose at extremities. Stipules linear to triangular or setaceous, erect, 3–6 mm long. Phyllodes rather crowded, continuous with branchlets but not forming cauline wings, ascending to erect, straight to shallowly curved, pentagonal in section, 15–50 mm long, 0.7–1.7 mm wide, with oblique pungent apex, green, glabrous to sparsely puberulous, prominently 5-veined. Inflorescences simple, 1 per axil; peduncles usually 7–20 mm long, appressed-pubescent, recurved in fruit; heads globular, 17–30-flowered, cream to pale yellow. Flowers 5-merous; sepals united. Pods terete to subterete, to 4.5 cm long, 2–4 mm wide, thinly coriaceous, curved, red-brown, coarsely striate, glabrous or puberulous. Seeds (var. laricina ) longitudinal, oblong to oblong-elliptic, 3.5–4 mm long, subshiny, brown, pusticulate; aril terminal, ± conical.
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