A–C Aristolochia pseudoutriformis X.X.Zhu & J.S.Ma, sp. nov. A leaves B flower (lateral view) C opened flower (showing the inside structure). D–F A. utriformis S.M.Hwang D leaves E flower (lateral view) F opened flower (showing the inside structure). G–I A. forrestiana J.S.Ma G leaves H flower (lateral view) I opened flower (showing the inside structure). J–L A. yangii X.X.Zhu & J.S.Ma. J leaves K flower (lateral view) L Opened flower (showing the inside structure). Photographed by Xinxin Zhu (A–C, G–L); Photographed by Lei Cai (D–F).

 
 
  Part of: Zhu X, Li X, Liao S, Li G, Ma J (2019) The taxonomic revision of Asian Aristolochia (Aristolochiaceae) V: two new species from Yunnan, China. In: Cai J, Yu W-B, Zhang T, Li D-Z (Eds) Revealing of the plant diversity in China’s biodiversity hotspots. PhytoKeys 130: 93-106. https://doi.org/10.3897/phytokeys.130.33933