Erect shrub, 0.6-1.2 m tall. Leaflets usually 6-20 mm long, grey-villous but with apex glabrous to glabrescent, leaves on lower parts of the branches often glabrous. Flowers concentrated on short-shoots on the apical 20-50(-60) mm of the branches. Bract up to 4 mm long. Bracteoles up to 1(-2) mm long but often lacking or very small. Calyx tomentose with triangular-subulate lobes 4.5-8(-9.2) mm long including an apical spinelet. Petals pale (to bright) yellow. Standard blade usually 10-13.5 x 10-13 mm, tomentose on apical half or more of the back. Wing blades usually 8.5-10.5 x 3.5-4.5 mm. Keel blades variably rostrate, but usually ± upcurved and tapering, usually 7.5-10 x 4-5 mm. Pod 10-13 x 3.2-4.3 mm, white-woolly on most of the surface.
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