Plants 30-60(-80) cm tall, subshrubby, densely covered with appressed, ± medifixed, only white hairs 0.5-1 mm. Stems of current year up to 20 cm. Leaves 3-5 cm; stipules 2-3(-4) mm, lower ones connate behind stem, upper ones mostly free, sparsely to loosely hairy, at margins with strongly asymmetrically bifurcate to basifixed hairs; petiole 0.5-1 cm, like rachis densely to rather densely hairy; leaflets in 1 or 2 pairs, 20-35 × 2.5-4 mm, both surfaces rather densely hairy. Racemes 5-12 cm, remotely many flowered; peduncle 2-5 cm, densely hairy; bracts 1-2 mm, hairy. Calyx 4-5 mm, densely covered with partly flexuous, tangled, subappressed hairs; teeth ca. 1 mm. Petals purple; standard ovate, 8-9 × ca. 3.5 mm, apex slightly emarginate; wings 7-8 mm; keel 6-7 mm. Legumes 4-5 mm, ca. 2 mm high, slightly compressed laterally, with a beak ca. 1 mm; valves densely villous with spreading, soft, white hairs.
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