Plants (12-)15-23(-32) cm tall, covered with hairs 0.5-0.8 mm. Stems densely hairy. Leaves (3-)4-8 cm; stipules 1.5-4 mm, adnate to petiole for 1-2 mm, loosely to rather densely hairy; petiole 2-4 cm, like rachis sparsely to loosely hairy; leaflets in 1(or 2) pairs and an early falling terminal leaflet, narrowly linear, 10-20 × 1-1.5 mm, sparsely to loosely or rather densely hairy on both surfaces, apex acute. Racemes loosely 1-or 2(-4)-flowered; bracts 1.5-2 mm, hairy. Calyx 6-7 mm, loosely to rather densely hairy; teeth 1-1.5 mm, often recurved. Petals pink; standard elliptic to obovate, 10-12 × ca. 4 mm, apex slightly emarginate; wings 9-10 mm; keel 8-9 mm. Legumes oblong, 6-9 mm, ca. 3 mm high and ca. 2 mm wide, with a beak 0.5-1 mm; valves finally completely glabrous.
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