Intricate spreading shrub 0.3-1.3 m high. Branchlets coarsely or sharply pungent, glabrous or hirsutellous to pubescent, extremities often pruinose. Phyllodes ascending to erect, inequilateral, cuneate to obtriangular, adaxial margin obliquely truncate between the rounded distal angle and the short slender ±pungent mucro, 3-11 mm long, 1.5-5 mm wide, l:w = 1.5-3.5, green, glabrous or sparsely hirsutellous, 2-or 3-nerved with lowermost nerve near abaxial margin. Inflorescences rudimentary 1-headed racemes with axes > 0.5 mm long; peduncles 4-8 mm long, normally glabrous; basal bracts and bracteoles as in A. pravifolia ; heads globular or obloid, 15-30-flowered, golden. Flowers 5-merous; sepals united, with lobes unequal. Pods submoniliform, openly 1-1 1/2-coiled, 2-3 mm wide, firmly chartaceous to thinly coriaceous-crustaceous, blackish, glabrous or subglabrous. Seeds longitudinal, ovate to elliptic, 2 mm long; aril as long or longer than seed.
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