酒泉黄耆 jiu quan huang qi

Plants 5-10 cm tall, acaulescent, densely covered with only white hairs. Leaves 1.5-6 cm; stipules 7-10 mm, densely covered with basifixed to asymmetrically bifurcate hairs up to 1.5 mm; petiole 0.8-3 cm, like rachis densely covered with ± medifixed, subappressed to partly ± spreading hairs 0.4-0.6 mm; leaflets in 2 or 3 pairs, elliptic to obovate, 5-9 × 2-5 mm, abaxially densely to rather densely and adaxially loosely cov­ered with appressed, medifixed hairs up to 1 mm. Racemes sessile, few flowered; bracts ca. 3 mm, ciliate with basifixed hairs. Calyx 9-11 mm, densely covered with tangled, ± spreading, basifixed hairs up to 1.5 mm; teeth 3-5 mm. Petals whitish yellow; standard obovate, 22-24 × 6-9 mm, apex emar­ginate; wings 21-22 mm, limbs obliquely bilobed; keel 16-19 mm. Legumes 5-6 mm, ca. 3 mm high and ca. 4 mm wide, with a beak 1-1.5 mm, 1-locular; valves densely covered with as­cending to spreading hairs ca. 0.5 mm.

● Gansu.