Plants ca. 25 cm tall. Stems several to many, up to 20 cm, branched at base, sparsely to somewhat loosely covered with appressed to subappressed white hairs 0.02-0.2 mm, with a few black hairs mixed in, at nodes also with black hairs. Leaves 3-4 cm; stipules 2-3 mm, shortly adnate to petiole, those of lower leaves behind stem vaginate-connate, those of upper leaves free from each other, sparsely hairy or subglabrous; petiole 0.5-1 cm, hairy like stem; leaflets in 4-6 pairs, narrowly elliptic to elliptic, 4-8 × 1.5-3 mm, abaxially sparsely to loosely hairy like stem, adaxially glabrous, apex obtuse. Racemes ovoid, rather densely 7-15-flowered; peduncle 7-12 cm, hairy like stem but in upper part hairs increasingly black; bracts 2-3 mm, sparsely predominantly black hairy. Calyx 3-4 mm, loosely covered with appressed black hairs ca. 0.1 mm; teeth 1-1.5 mm. Petals probably violet, whitish when dry; standard widely elliptic, ca. 7 × 5 mm, apex emarginate; wings ca. 6 mm, limbs obovate-spatulate, widest near widely rounded tip; keel ca. 5 mm. Ovary subsessile, glabrous. Legumes unknown.
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