Plant 20-30 cm tall. Stem 4-6 cm. Leaves 4-8 cm; stipules elliptic, 5-15 × 3-7 mm, white ciliate; petiole 2-4 cm; leaflets in 4-6 pairs, ovate to elliptic, 1-2 × 0.4-1 cm, glabrous or ciliate, apex rounded or slightly emarginate. Racemes 1-2 cm, ca. 10-flowered, elongating in fruit; peduncle 15-20 cm; bracts linear-acute to narrowly ovate, 4-6 mm, sparsely white hairy. Pedicels ca. 2 mm, densely black hairy. Calyx campanulate, ca. 5 mm, glabrous; teeth narrowly triangular, ca. 2 mm, black hairy on inner side. Petals yellow, all of nearly same length; standard widely obovate, 10-12 × ca. 9 mm. Legumes with a stipe ca. 3 mm, pendulous, narrowly ellipsoid, ca. 2 cm, attenuate at both ends; valves sparsely black hairy.
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