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FOC | Family List | FOC Vol. 10 | Fabaceae

147. Tibetia (Ali) H. P. Tsui, Bull. Bot. Lab. N. E. Forest. Inst., Harbin. 1979(5): 48. 1979.

高山豆属 gao shan dou shu

Authors: Bojian Bao & Anthony R. Brach

Gueldenstaedtia subg. Tibetia Ali, Candollea 18: 140. 1962.

Herbs, perennial. Taproot conical, strong. Stems many from collar, slender, branched, sometimes with adventitious roots. Leaves imparipinnate; stipules brown, ovate or elliptic, membranous, amplexicaul and opposite to leaves; leaflets elliptic, orbicular, or cordate, apex rounded to retuse, rarely bifid. Umbel 1-4-flowered, on axillary peduncles. Calyx brown, upper 2 teeth larger and joined. Corolla usually dark purple, rarely yellow; standard broadly obovate or obcordate, clawed; wings broadly obovate, equal in length to standard; keel oblong or obovate, small. Stamens diadelphous. Ovary cylindric, pilose or glabrous; style rolled inward. Leg­ume cylindric, with many seeds. Seeds reniform, smooth.

About five species: Bhutan, China, India, Nepal, Pakistan; five species (four endemic) in China.

1 Plants with dense appressed hairs   (2)
+ Plants subglabrous or with sparse appressed hairs   (3)
2 (1) Leaflets villous; stipules acute at apex.   2 T. himalaica
+ Leaflets pilose; stipules rounded or sometimes acuminate at apex.   3 T. yadongensis
3 (1) Corolla purple, purplish blue, or red; stipules acute at apex.   4 T. yunnanensis
+ Corolla yellow; stipules rounded or sometimes acuminate at apex   (4)
4 (3) Stipules with brown-purple marks; ovary glabrous.   1 T. tongolensis
+ Stipules without brown-purple marks; ovary with white appressed hairs.   5 T. forrestii

Lower Taxa


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