盐生黄耆 yan sheng huang qi

Astragalus salsugineus Karelin & Kirilov var. multijugus S. B. Ho, Bull. Bot. Res., Harbin 3(1): 52. 1983, not A. multi­jugus Candolle (1825).

Plants ca. 10 cm tall, shortly caulescent, densely covered with symmetrically or asymmetrically bifurcate, spreading, white hairs up to 2 mm. Stems up to 5 cm, densely tomentose. Leaves 8-12 cm; lower stipules 3-4 mm, upper 5-7 mm, all densely hairy; petiole 3-4 cm, like rachis hairy; leaflets in 11-13 pairs, elliptic, 3-6 × 1.5-3 mm, both surfaces covered with tangled, ± spreading hairs. Racemes loosely 4-6-flowered; pe­duncle 1-1.5 cm, hairy like stem; bracts 4-6 mm, loosely white hairy, partly with basifixed hairs. Calyx 12-13 mm, densely covered with short to long spreading, tangled hairs; teeth 2.5-4 mm. Petals pale purple; standard narrowly ovate, 20-22 × ca. 7 mm, ± rounded at apex; wings ca. 19 mm; keel ca. 15 mm. Leg­umes ovoid-oblong, ca. 12 mm, with a short beak, incompletely 2-locular.

● Steppes. Ningxia.