Erect shrub, 1-6 m tall, non-lignotuberous. Branchlets sparsely appressed-sericeous or tomentose, quickly glabrescent, glaucous. Leaves terete, straight or recurved, rigid, not grooved, sparsely appressed-sericeous, quickly glabrescent. Inflorescence with 20-40 flowers; rachis 1.5-3.5 mm long, villous, with white, cream-yellow or pale brown hairs; pedicels 4.5-13 mm long, glabrous, glaucous. Perianth 2.7-4.8 mm long, cream, white, or yellow, ?pink in bud, glabrous, glaucous or not. Pistil 6.5-11 mm long. Fruit obliquely ovate, 1.7-2.3 cm long, smooth, not apiculate; beak short and broad; horns obscure but apex always blackened. Seed c. 15 mm long; wing extending fully down one side of seed body.
Found in granitic loam, gravel, laterite, sand, sandy clay loam or sandy loam in open scrub or mulga.
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