Plants 10-30 cm tall, subacaulescent. Stems 2-6 cm, with appressed hairs. Leaves 7-17 cm; stipules 3-5 mm, ?free, covered with ascending white hairs; petiole 3-7 cm; leaflets in 4-9 pairs, 10-20 × 3-7 mm, both surfaces with appressed white hairs. Racemes 4-8 cm, rather densely many flowered; peduncle 4.5-9 cm, loosely covered with appressed white hairs; bracts greenish, 7-10 mm, at margins white and black hairy. Calyx 8-13 mm, at anthesis tubular, soon inflated ovoid, covered with spreading white and black hairs; teeth 3-5 mm, with predominantly black hairs. Petals purple; standard rhombic-elliptic, 20-24 × ca. 7 mm, without distinct claw, apex emarginate; wings 18-22 mm, limbs narrowly oblong, obliquely emarginate; keel 16-20 mm. Ovary with a stipe ca. 1.5 mm, densely covered with ± spreading white hairs. Legumes unknown.
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