Saturday, March 18, 2017

[Botany • 2017] Sorbus cibagouensis sp. nov. (Rosaceae) from Zayü County, southeastern Xizang, China


Sorbus cibagouensis  H. Peng et Z. J. Yin
(A) wild plant & (B) flower.
     
Photographed by Z. Mingxu.  DOI: 10.1111/njb.01253 

Abstract

Sorbus cibagouensis sp. nov. (Rosaceae subfam. Rosaceae), a new taxon from Cibagou National Nature Reserve, Zayü County, southeastern Xizang (Tibet), China, is described and illustrated. It is related to S. monbeigii (Cardot) Balakr., but primarily differs in the number of styles (S. cibagouensis = 5; S. monbeigii = 4) and the shape of stipules and leaves (S. cibagouensis: stipules caducous, small, with entire margin, leaflets in 9–11 pairs; S. monbeigii: stipules persistent, large, serrate, leaflets in 6–8 (–10) pairs).



Sorbus cibagouensis  H. Peng et Z. J. Yin

(A) wild plant, (B) flower, (C) type specimen.

   Photographed by Z. Mingxu.  DOI: 10.1111/njb.01253 


Etymology: The specific epithet refers to the type locality, Cibagou National Nature Reserve.


Zhijian Yin, Mingxu Zhao, Fanglin Tang, HongYan Sun and Hua Peng. 2017. Sorbus cibagouensis sp. nov. (Rosaceae) from Zayü County, southeastern Xizang, China.
  Journal of Botany.  35(1); 58–62.  DOI: 10.1111/njb.01253