三棱黄耆 san leng huang qi

Plants 6-7 cm tall, shortly caulescent, caespitose, with ± medifixed, appressed, white hairs. Stems many, procumbent to ascending, 1.5-3 cm, very densely covered with hairs 0.8-1 mm. Leaves 2-5 cm; stipules 2.5-4 mm, adnate to petiole for 1-1.5 mm, densely hairy like stem; petiole 1-3 cm, with rachis densely hairy like stem; leaflets in 3 pairs, elliptic, 3-8 × 1.5-4 mm, both surfaces loosely to densely covered with hairs 0.6-0.8 mm. Racemes 2-4-flowered; peduncle 1-3 cm, loosely to densely hairy like stem; bracts 1-1.5 mm, hairy, at margins also with basifixed hairs. Calyx 8-9 mm, densely hairy like stem; teeth ca. 2 mm. Petals yellow when dry; standard obovate, ca. 16 × 8 mm, apex widely emarginate; wings ca. 14 mm, limbs obliquely incised; keel ca. 11 mm. Ovary sessile, narrowly ob­long, sparsely white hairy. Legumes unknown.

● Hebei.