Plants herbaceous, 15-40 cm tall, vegetative parts covered with appressed, ± medifixed, white hairs 0.8-1.2 mm. Stems branched at base, densely hairy. Leaves 3-6 cm, sessile or subsessile; stipules 4-6 mm, free from petiole but connate in front of petiole up to 1 mm, slightly to high vaginate-connate behind stem, sometimes up to top, rather densely appressed hairy; rachis densely to rather densely hairy; leaflets in 1-3 pairs, narrowly elliptic, 10-45 × 2-6 mm, abaxially mostly densely hairy, adaxially loosely hairy, apex acute to acuminate. Racemes 2.5-6 cm, rather densely 6-20-flowered; peduncle 5-13 cm, loosely to rather densely white hairy; bracts 2-5 mm, with partly strongly asymmetrically bifurcate and at margins basifixed hairs. Calyx 11-14 mm, rather densely white or black and white hairy; teeth 4-5 mm. Petals whitish; standard narrowly elliptic to narrowly obovate, 19-21 × 5-6 mm, apex deeply incised; wings 17-18 mm; keel 14-16 mm. Legumes subsessile, spreading, linear, straight or slightly curved, 25-45 mm, 2.5-3 mm high and 2-2.5 mm wide, with a subulate, straight beak ca. 3 mm, 2-locular; valves slightly netlike wrinkled, loosely covered with appressed white hairs ca. 1 mm.
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