Shrub or tree, 12 m high. Branchlets angular, glabrous. Phyllodes falcate, acute to hooked, tapering equally to each end or widest above the middle, 9-17 by 0.6-1.6 cm, 9-24 times as long as wide, greyish green, major veins and margins not yellowish, pulvinus 2-4 mm, with a gland basal or subbasal, broadly elliptic, c. 0.8 mm, with a narrow orifice, major longitudinal veins 2 (or 3), near the base sometimes concurrent or running into the basiscopic margin, with many crowded anastomosing secondary veins. Spikes open, 3-8 by c. 0.8 cm, on glabrous peduncles, 0.5-1 cm, in axillary pairs. Flowers golden yellow, pentamerous. Calyx cylindrical, 0.8-1 mm, glabrous, sinuately lobed; teeth c. 0.3 mm. Corolla 1.8-2.5 mm, glabrous, divided to the middle, lobes strongly reflexed. Stamens 2.5-3.5 mm. Ovary densely pubescent, sessile. Pod brown, flat, coiled, up to 10 by 3.5-5.5 ens, valves glabrous, sometimes bullate over the seeds, veins inconspicuous. Seeds longitudinal or slightly oblique when pod is broad, possibly broadly elliptic, 3.5-5 by 2-3.4 mm, areole large and open; funicle folded several times beneath the seed, forming an aril almost as long as the seed.
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