Rastegar-Poyani et al. lumped all Iranian (sub)species of Montivipera (raddei-"Rassenkreis") together within Montivipera raddei.
See: Rastegar-Pouyani, E., H. Oraie, A. Khosravani, M. Kaboli, A. Mobaraki, M. Yousefi, R. Behrooz, Z. Fakharmanesh & M. Wink (2014): A re-evaluation of taxonomic status of Montivipera (Squamata: Viperidae) from Iran using a DNA barcoding approach.- Biochemical Systematics and Ecology 57: 350 - 356.