A new species of Centaurea sect. Acrocentron (Asteraceae, Cardueae) from Iran Author Negaresh, Kazem Department of Horticultural Science, Faculty of Agriculture, Agricultural Sciences and Natural Resources University of Khuzestan, Mollasani, Iran. Author Yousefi, Zohreh Department of Biology, Faculty of Science, Ataturk University, Erzurum, Turkey Author Kaya, Yusuf Department of Biology, Faculty of Science, Ataturk University, Erzurum, Turkey text Phytotaxa 2023 2023-05-10 597 1 37 50 http://dx.doi.org/10.11646/phytotaxa.597.1.5 journal article 10.11646/phytotaxa.597.1.5 1179-3163 Centaurea pseudoscabiosa subsp. glehnii IRAN . Prov. West Azerbaijan : Chaldoran to Keskmeshtappeh , before Harmlou , 1812 m , 24 June 2012 , Negaresh & Ranjbar 31005 ( BASU !, KHAU!); Khoy, 3 km after Balagock, 2100 m , 23 June 2012 , Negaresh & Ranjbar 29849 ( BASU !, KHAU!) . Prov. East Azerbaijan : Mishodagh , elevation above the spring, 2030 m , 13 July 2010 , Pirani & Moazzeni 3147 ( TMRC !) .