三角荚岩黄耆 san jiao jia yan huang qi

Herbs, perennial, 50-70 cm tall. Stems erect. Stipules small. Leaves 8-13 cm, 7-13-foliolate; leaflet blades elliptic to ovate-oblong, 1.2-2.5 × 0.4-0.8 cm. Racemes lax, with many flowers; peduncle ± as long as leaves. Pedicel 5-8 mm. Calyx obliquely campanulate; teeth unequal, most abaxial tooth linear and ca. 2 × as long as others, other 4 teeth triangular. Legume divided into 4 articles; articles pyramidal, ca. 7 × 5-6 mm.

● Meadows, shrublands. S Gansu (Zhugqu).

No specimens of this species have been seen by the authors.