Orobanche australis Moris ex Bertol. the correct name for O. thapsoides Lojac. (Orobanchaceae)

The taxonomic relationships between Orobanche australis and O. thapsoides are analyzed through the study of original material. These species also compared with other morphologically similar ones occurring in Mediterranean (O. canescens, pubescens, palaestina, amethystea). lectotype palaestina is designated. From comparison these taxa it evident that refer to same taxon, which name must be given by priority. distribution this includes Sardinia, Sicily, Peninsular Italy Southern France. It grows on pastures from sea level about 1000 m altitude, host Asteraceae. An identification key considered a map provided.