Plants 7-20 cm tall, caespitose. Stems numerous, 3-16 cm, loosely covered with subappressed white hairs 0.2-0.4 mm. Leaves 1.5-5.5 cm; stipules 3-4 mm, behind stem connate to middle or higher up, subglabrous or sparsely hairy; petiole 0.5-2 cm, with rachis loosely to rather densely hairy like stem; leaflets in 6-9 pairs, narrowly elliptic to obovate, 2-5 × 0.8-2 mm, abaxially loosely to rather densely and adaxially loosely covered with subappressed white hairs 0.3-0.6 mm, apex obtuse. Racemes rather densely 8-15-flowered; peduncle 3-8 cm, sparsely white hairy like stem, with some black hairs mixed in; bracts ca. 1 mm, white ciliate. Calyx ca. 3 mm, rather densely covered with subappressed white hairs 0.3-0.6 mm, with shorter black hairs mixed in, especially toward teeth; teeth unequal, 0.7-1 mm. Petals light purple in life; standard rhombic-elliptic, 6-7 × 4-4.5 mm, apex emarginate; wings 6-6.5 mm; keel ca. 6 mm. Legumes with a stipe ca. 1 mm, narrowly oblong, distinctly curved, 4-5 mm, ca. 1.5 mm high and wide, acute, 1-locular; valves loosely covered with appressed white hairs ca. 0.3 mm, sometimes with a few black hairs mixed in.
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