Plants ca. 15 cm tall. Stems 6-12 cm, branched at base, sparsely to loosely covered with appressed white and black hairs 0.2-0.3 mm. Leaves ca. 3 cm, subsessile; stipules 3-4 mm, free, subglabrous, sparsely ciliate; leaflets in 5-7 pairs, widely obovate, 5-9 × 3.3-6 mm, abaxially loosely covered with appressed hairs 0.4-0.5 mm, adaxially glabrous. Racemes short, 4-or 5-flowered; peduncle 2-3 cm, predominantly black hairy; bracts 3-4 mm, narrowly triangular, black hairy. Bracteoles absent or up to 1 mm. Calyx 7-8 mm, rather densely covered with subappressed black hairs 0.1-0.3 mm, with some white hairs mixed in; teeth ca. 4 mm. Petals purple; standard ca. 12 mm, limb ca. 8 mm wide, suborbicular; wings ca. 10 mm, limbs narrowly oblong, ca. 6 × 1.5 mm; keel ca. 12 mm. Legumes (unripe), with a stipe 2-3 mm, at least 10 mm, densely covered with appressed white and black hairs.
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