Plants 70-90 cm tall. Stems erect, with ± appressed, tangled, white hairs 0.3-0.7 mm. Leaves 5-10 cm, subsessile; stipules triangular-ovate, 6-10 × 5-6 mm, sparsely white hairy; leaflets in 11-13 pairs, narrowly ovate to elliptic, 7-20 × 3-8 mm, abaxially sparsely covered with appressed to ascending short white hairs, adaxially glabrous, apex obtuse to emarginate. Racemes 4-5 cm, rather densely many flowered; peduncle 6-8 cm; bracts narrowly triangular, 5-8 mm, sparsely white or black hairy. Calyx 5-6 mm, predominantly white hairy; teeth ca. 3 mm. Petals yellowish to white; standard widely ovate to nearly orbicular, 7-9 × 5-6 mm, apex emarginate; wings ca. 7 mm; keel ca. 6 mm. Ovary with a stipe up to 4 mm, densely white hairy, without septum.
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