线齿黄耆 xian chi huang qi

Plants up to 30 cm tall, caulescent, loosely caespitose, white subappressed hairy. Stems numerous, up to 15 cm, densely covered with medifixed hairs 1-1.2 mm. Leaves 7-12 cm; stipules of lower leaves 4-5 mm, those of upper leaves 7-9 mm, free, loosely covered with hairs 0.8-1.2 mm; petiole 3-5 cm, like rachis covered with symmetrically or asymmetrically bifurcate hairs 0.8-1.5 mm; leaflets in 5-8 pairs, 3-8 × 2-4 mm, abaxially somewhat densely and adaxially loosely covered with ± medifixed hairs. Racemes 3-8-flowered; peduncle 0.5-3 cm, rather densely hairy; bracts 5-7 mm, hairy. Calyx 10-12 mm, ± densely hairy like rachis; teeth 4-6 mm. Petals purplish, yellowish when dry; standard oblong-pandurate, (13-)15-20 × 5-5.5 mm, slightly constricted in lower 1/3, apex emarginate; wings (8-)11-15 mm; keel (6-)9-12 mm. Legumes sessile, ovoid, 5-6 mm.

● Xinjiang.