Heterosmilax was considered a genus of flowering plants in the family Smilacaceae. It was native to southern China and Southeast Asia. Subsequent molecular phylogenetic studies showed that it was embedded within another genus, Smilax and was reduced to a section within that genus.SpeciesHeterosmilax borneensis A.DC. - Cambodia, Thailand, Vietnam, Malaysia, Borneo, Sumatra Heterosmilax chinensis F.T.Wang - Guangdong, Guangxi, Sichuan, Yunnan Heterosmilax gaudichaudiana (Kunth) Maxim - Vietnam, Fujian, Guangdong, Guangxi, Hainan, Taiwan Heterosmilax longiflora K.Y.Guan & Noltie - Yunnan Heterosmilax micrandra T.Koyama - Hainan Heterosmilax micrantha (Blume) Bakh.f. - Java Heterosmilax paniculata Gagnep. - Cambodia, Vietnam Heterosmilax pertenuis (T.Koyama) T.Koyama - Thailand Heterosmilax polyandra Gagnep. - Yunnan, Assam, Laos, Thailand Heterosmilax seisuiensis (Hayata) F.T.Wang & Tang - Taiwan Heterosmilax septemnervia F.T.Wang & Tang - Vietnam, Guangdong, Guangxi, Guizhou, Hubei, Hunan, Sichuan, Yunnan Heterosmilax yunnanensis Gagnep. - Yunnan