Isotrema cangshanense X.X.Zhu, H.L.Zheng & J.S.Ma, sp. nov. A habit B flower (lateral view) C flower (front view) D opened flower (showing the inner structure) E anthers and gynostemium F the dehiscent capsule G seed. Illustration by Shizhen Qiao.

 
 
  Part of: Zhu XX, Zheng HL, Wang J, Gao YQ, Ma JS (2019) Taxonomic studies on the genus Isotrema (Aristolochiaceae) from China: I. I. cangshanense, a new species from Yunnan. PhytoKeys 134: 115-124. https://doi.org/10.3897/phytokeys.134.37243