Pimpinella sintenisii H. Wolff was collected by Sintenis in 1888 from Mardin, Southern Turkey named as Reutera intermedia Stapf. In 1937 Wolff. changed the genus as Pimpinella and named P. sintenisii. Its distribution recorded in Flora of Turkey Mardin, Siirt and Northern Iraq. The specimens from Northern Iraq were (1961) described as a new species P. nephrophylla Rech. F. H. Rieldl and it is also recorded in Turkey by Ertekin. P. sintenisii and related 3 species are yellow flower and distributed in Southern Turkey. A comprehensive study has been carried out in P. sintenisii, Pimpinella nephrophylla, Pimpinella paucidentata V. A. Matthews and Pimpinella flabellifolia (Boiss.) Benth. ex Drude.