74. Oxytropis anertii Nakai in Nakai et al., Rep. Exped. Manchoukuo Sect. IV, Pt. 2, Contr. Cogn. Fl. Manshuricae. 125. 1935.
长白棘豆 chang bai ji dou
Oxytropis anertii f. albiflora (Z. J. Zong & X. R. He) X. Y. Zhu & H. Ohashi; O. anertii var. albiflora Z. J. Zong & X. R. He.
Herbs, 6-8(-10) cm tall, acaulescent, from a well-developed multiheaded caudex, tufted. Branches with a thatch of marcescent leaves, with long trichomes when young. Stipules narrowly triangular, 5-13 × 2-5 mm, connate for more than basal half. Leaves 3.5-8 cm or 16-27 cm, 17-35-foliolate; leaflet blades ovate, 5-10 × 1-3 mm, subglabrous. Racemes rather lax, 2-8-flowered; peduncle 3-6 cm, as long as to slightly longer than leaves, with short trichomes; bracts triangular, 2-3 × ca. 2 mm, pubescent. Calyx campanulate, 8-10.5 × 2-3 mm, with whitish trichomes; lobes subulate, 2-3 × 0.5-1 mm. Corolla blue, bluish purple, or light purple; standard 1.5-2 cm, lamina obovate, apex emarginate; wings 1.6-1.8 cm, lamina obovate, apex 2-lobed; keel ca. 1.3 cm, beak ca. 1 mm. Legume sessile, ovoid to oblong, 1.3-2.4 × 0.6-1 cm, inflated, glabrous or pubescent. Fl. Jun-Aug, fr. Aug-Sep.
Gravelly alpine grasslands, forest margins, damp places, frozen soils in alpine areas; 1800-3000 m. Jilin [Korea].