41. Oxytropis ochrocephala Bunge, Mém. Acad. Imp. Sci. Saint Pétersbourg, sér. 7. 22(1): 57. 1874.
黄花棘豆 huang hua ji dou
Herbs, 10-56 cm tall, caulescent, arising from a multiheaded caudex, tuft-forming. Stems erect or sprawling, with 2-5 or more apparent internodes, yellowish pilose. Stipules ovate with a triangular distinct part, herbaceous to papery, with dense to sparse long trichomes, free from petiole, basally connate. Leaves 3-19 cm, (11 or)13-27(-39)-foliolate; rachis with pale brown glands and yellow long trichomes; leaflet blades ovate-lanceolate, 2.5-3 × 0.2-1 cm, both surfaces strigose with sparse short or long trichomes. Racemes compact, 8-14-flowered or more; peduncle (3.5-)10-25 cm, as long as to much longer than leaves, erect, with incurved long trichomes or strigose; bracts linear-lanceolate, ca. 4 mm, with dense trichomes. Calyx cylindric, 5.8-7.2(-8.5) mm, vesicular, membranous, with dense trichomes; lobes linear-lanceolate, 2.2-5.1 mm. Corolla yellow; standard 1-1.7 cm, lamina broadly obovate, margin entire, apex emarginate; wings 1-1.2 cm; keel 0.8-1.2 cm, beak 0.3-0.6(-1) mm. Legume shortly stipitate to subsessile; body oblong, 1.2-1.5 cm, inflated, leathery, 1-locular, with dense short trichomes, beak incurved at apex. Fl. Jun-Aug, fr. Jul-Sep.
● Grasslands, weedy slopes and alpine meadows; 1800-4500 m. Gansu, Hebei, Nei Mongol, Ningxia, Qinghai, Sichuan, Xinjiang, Xizang.