Spreading bushy shrub up to 2 m. tall.. Branches shortly pubescent with fine subappressed hairs, somewhat glabrescent.. Leaves 3-foliolate; leaflets elliptic, up to 7–9 cm. long, 3·6–4 cm. wide, thinly pubescent with fine appressed hairs above, more densely so beneath; petiole up to 4·5–6 cm. long.. Stipules filiform, up to 3 mm. long, early caducous.. Racemes lax, up to 10 cm. long, ± 5–8-flowered; bracts filiform, up to 4 mm. long; bracteoles inserted on the pedicel, similar.. Calyx 15–17 mm. long, shortly appressed pubescent; lobes narrowly attenuate triangular, more than twice as long as the tube.. Standard elliptic-orbicular, yellow, pubescent outside; wings as long as or shorter than the keel; keel rounded, with a short slightly incurved untwisted beak, 20–21 mm. long, conspicuously lanate-pilose along the upper margin proximal to the beak.. Pod stipitate, oblong-clavate, 40–50 mm. long, appressed pubescent, many-seeded.. Seeds broadly oblique-cordiform, 3·5–4·5 mm. across, somewhat rugulose, pale brown.
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