4. Tibetia yunnanensis (Franchet) H. P. Tsui, Bull. Bot. Lab. N. E. Forest. Inst., Harbin. 1979(5): 54. 1979.
云南高山豆 yun nan gao shan dou
Stems very developed, slender. Leaves 3-7(or 9)-foliolate; stipules amplexicaul, joined at base and opposite to leaf, obovate or broadly elliptic, margin glandular toothed, apex acuminate; leaflets obovate, broadly elliptic, or broadly ovate to obcordate, appressed pilose, apex truncate to retuse. Umbel 1- or 2(or 3)-flowered; rachis 5-10 cm, pilose; bract lanceolate or narrowly triangular, 2(-2.5) mm; bracteole lanceolate or narrowly ovate, ca. 1.5 mm. Calyx campanulate, 4-5 mm; teeth lanceolate, upper 2 teeth joined for up to 2/3 length, villous. Corolla purple, purplish blue, or red; standard obcordate or ovate-orbicular, 10.5-11 × ca. 9 mm, base narrowed to claw, apex retuse; wings subcuneate or subelliptic, 9-10 × 3.5-4 mm; keel obovate, 4-4.5 × ca. 1.5 mm. Ovary villous with long appressed hairs or glabrous. Legume ca. 1.2 cm, pilose. Fl. Jun-Jul, fr. Sep.
● Hilly areas, grassy or rocky places at streamsides, disturbed forests, thickets, N-facing ravines; above 2500 m. Sichuan, SE Xizang, Yunnan.