PlantaeFabalesLeguminosaeDuanLeiYangXueLiuPeiliangJohnsonGabrielWenJunChangZhaoyangA molecular phylogeny of Caraganeae (Leguminosae, Papilionoideae) reveals insights into new generic and infrageneric delimitationsPhytoKeys410201620167011113710.3897/phytokeys.70.9641 Chesneya sect. Spinosae urn:lsid:ipni.org:names:77157991-1 L.Duan, J.Wen & Zhao Y.Changsect. nov.Fig. 3CType.

Chesneya spinosa P.C.Li, Acta Phytotax. Sin. 19(2): 236. 1981.

Description, distribution and habitat.

This monotypic section is recognized by its hardened-spiny petiole and rachis. It is restricted in high-altitude psychrophytic rocky slope in southern Tibet.

Distribution (A) and representative plants (B–H) of genera in Chesneyinae. A red – Chesneya, green – Chesniella, blue – Gueldenstaedtia and yellow – Tibetia B Chesneya acaulis C Chesneya spinosa D Chesneya nubigena E Chesniella macrantha F Chesniella ferganensis G Gueldenstaedtia verna H Tibetia yadongensis.