Abstract: | Four new species of the genus Aristolochia (Aristolochiaceae) are described asnew from China. They are Aristolochia austrochinensis C. Y. Cheng & J. S. Ma, A. caulialataC. Y. Wu, A. salweenensis C. Y. Cheng & J. S. Ma, and A. kunmingensis C. Y. Cheng &J. S. Ma. A naturalized species, A. ringens Vahl is also reported. |