TY -JOUR AU -Lei Cai AU -De-Ming He AU -Yu-Song Huang AU -Zhi-Ling Dao TI -Aristolochia wenshanensis, a new species of Aristolochiaceae from karst region in southeastern Yunnan, China PY -2020 DA -2020-01-09 JO -Taiwania VL -65 IS -1 SP -41 EP -46 UR -https://taiwania.ntu.edu.tw/abstract/1652 AB -Aristolochia wenshanensis Lei Cai, D.M.He & Z.L.Dao, a new species of Aristolochiaceae from southeastern Yunnan, China, is described and illustrated. The new species is morphologically most similar to A. mulunensis Y.S.Huang & Yan Liu in the shape of the leaf blade and perianth, but it can be easily distinguished by structure and color of the flower, shape of leaf blade base, especially the perianth shape, colour and texture. According to morphology the new species belongs to Aristolochia subgenus Siphisia. We also provide a table and notes to distinguish several other morphologically similar Aristolochia species. DO -10.6165/tai.2020.65.41