Astragalus nanshanicus Podlech & L.R.Xu

Plants tall, up to 30 cm or more, basal parts unknown. Stem up to 30 cm, loosely to rather densely covered with spreading white hairs and sometimes below nodes with a few black hairs 0.15-0.3 mm. Leaves 2-4.5 cm; stipules 2.5-3 mm, free, loosely to rather densely covered with ascending to nearly spreading white hairs, at base also black hairy; petiole 0.3-1 cm, together with rachis white hairy like stem; leaflets in 4-6 pairs, narrowly elliptic, 4-8 × 1-3 mm, mostly folded, abaxially rather densely covered with subappressed to ascending hairs up to 0.3 mm, adaxially glabrous, apex rounded to slightly emar­ginate. Racemes at anthesis short, densely many flowered, dis­tinctly elongating in fruit; peduncle 1-6 cm, white hairy like stem; bracts 2-2.5 mm, sparsely black hairy. Calyx ca. 3 mm, rather densely covered with subappressed, black and white hairs up to 0.5 mm; teeth 1-1.5 mm. Petals violet; standard widely elliptic, ca. 7 × 4.5 mm, apex emarginate; wings ca. 5.5 mm, limbs obovate, rounded at apex; keel ca. 4 mm. Ovary sessile, nearly globose, glabrous. Legumes unknown.