They have been used traditionally as uterine stimulants, the inspiration for the common name birthwort. Aristolochia serpentaria is a species of perennial flowering plant in the Aristolochiaceae (birthwort) family. Pararistolochia praevenosa is an Australian vine in the birthwort family. Food plants include birthwort ("Aristolochia") species. Aristolochia tagala is commonly known as Indian birthwort and locally as Dutchman's pipe.