粗毛黄耆 cu mao huang qi

Plants 5-15 cm tall, acaulescent or nearly so, only white hairy. Stems, if present, very short, rarely up to 4 cm, densely hairy. Leaves 3-12 cm; stipules 5-6 mm, densely covered with strongly asymmetrically bifurcate, subappressed hairs, at mar­gins with basifixed, ± spreading cilia up to 1.5 mm; petiole 1-5 cm, like rachis densely covered with symmetrically or asym­metrically bifurcate, appressed to subappressed hairs 1.8-3 mm; leaflets in 3-6(-8) pairs, elliptic, 5-13 × 2.5-5(-8) mm, adaxi­ally loosely to rather densely and abaxially somewhat more densely hairy like rachis. Racemes many, subsessile, 2-4-flow­ered, forming dense, capitate synflorescences around base of leaves; bracts 6-12 mm, with subbasifixed to basifixed hairs up to 1.5 mm. Calyx 10-12 mm, densely covered with subap­pressed to ascending, asymmetrically bifurcate hairs up to 1.5 mm; teeth 4-6 mm. Petals whitish, tip of standard and keel often violet; standard obovate, 16-19 × 5-6 mm, constricted below middle, apex emarginate; wings 14-17 mm; keel 12-14 mm. Legumes 6-8 mm, ca. 3 mm high and ca. 5 mm wide, acuminate into straight or slightly curved beak 6-8 mm; valves rather densely covered with asymmetrically bifurcate, subap­pressed to ascending hairs up to 1.5 mm, sometimes partly gla­brescent with age.

Xinjiang [Kazakhstan, Mongolia, Uzbekistan].