短翼黄耆 duan yi huang qi

Plants up to 60 cm tall, rather sparsely hairy. Stems sev­eral, ascending to erect, sparsely covered with appressed white hairs 0.2-0.3 mm. Leaves 5-9 cm, subsessile; stipules 3-5(-9) mm, spreading, glabrous or with a few hairs at margins; leaflets in 5-9 pairs, narrowly ovate to narrowly elliptic, 7-15 × 4-5 mm, abaxially somewhat densely and adaxially very sparsely covered with appressed white hairs 0.6-1 mm, apex rounded to slightly retuse. Racemes 1.5-2.5 cm, rather densely 6-12-flow­ered, later somewhat elongating and loose; peduncle 5-9 cm, white and black hairy; bracts 1-2 mm. Calyx 4-5 mm, black and white hairy; teeth ca. 2 mm. Petals pale yellow; standard ovate, 14-15 × ca. 7 mm, apex widely emarginate; wings ca. 10 mm, limbs ca. 6 × 2 mm, auricle linear, 2-3 mm, acute; keel 14-15 mm. Legumes obliquely ellipsoid, curved, 10-12 mm, 2.5-3 mm high, long attenuate at base; valves sparsely covered with black or mixed black and white hairs.

● About 2600 m. Sichuan (Muli).