尖齿黄耆 jian chi huang qi

Plants 10-18 cm tall; hairs wide, often somewhat flat­tened, appressed to subappressed. Stems several, 4-12 cm, loosely to sometimes partly rather densely covered with ap­pressed white hairs 0.3-0.5 mm, sometimes with some black hairs mixed in. Leaves 4-7 cm; stipules 2-7 mm, ± distinctly and sometimes high connate behind stem, loosely to rather densely white hairy, glabrescent to glabrous with age; petiole 0.3-1 cm, with rachis hairy like stem; leaflets in 6-9 pairs, elliptic, 4-8 × 2-4 mm, abaxially somewhat densely and adax­ially sparsely to loosely covered with subappressed white hairs 0.5-1 mm, apex rounded to subacute. Racemes short, loosely 4-7-flowered; peduncle 2.5-8 cm, loosely covered with white and black subappressed hairs 0.2-1 mm; bracts whitish mem­branous, 3-4 mm, sparsely white and black hairy. Calyx 6-7 mm, loosely to rather densely covered with appressed black hairs 0.1-0.5 mm and sparsely with subappressed white hairs up to 1 mm; teeth 3-4 mm. Petals pale pinkish to deep blue; standard elliptic to widely elliptic, 10-13 × 5-8 mm, apex emarginate; wings 7-10 mm; keel 10-13 mm, limbs 7-8 × 2.5-3.8 mm. Legumes with a stipe ca. 3 mm, ellipsoid, 6-7 mm, 2-3 mm high and 3-5 mm wide, flattened or obtusely keeled ven­trally, flattened to shallowly grooved dorsally, with a very short, bent beak, 1-locular; valves rather densely covered with subap­pressed white or white and predominantly black hairs 0.1-0.3 mm.

3500-4600 m. Xinjiang [India, Nepal, Pakistan].