洞川黄耆 dong chuan huang qi

Plants ca. 30 cm tall, white hairy. Stem sparsely covered with subappressed hairs 0.1-0.3 mm, in axils of middle leaves with lateral branches up to 5 cm. Leaves of main stem 4-5 cm, subsessile; stipules of main stem free, sparsely hairy, those of lateral branches shorter, high connate behind stem; rachis loosely to rather densely hairy; leaflets in 9-12 pairs, narrowly elliptic, 6-8 × 2-3 mm, abaxially loosely and adaxially scarcely covered with rigid subappressed hairs 0.4-0.5 mm, apex deeply emarginate. Racemes loosely 8-12-flowered; peduncle 3-6 cm, hairy like stem; bracts 2-3 mm, white hairy. Calyx 4-5 mm, loosely to rather densely hairy; teeth 1.5-2 mm. Standard ca. 13 × 6 mm, apex widely incised; wings ca. 10.5 mm; keel ca. 13 mm. Legumes (unripe) with a stipe ca. 4 mm, narrowly linear, glabrous.

● About 2000 m. Sichuan.