مصطفی درویش نیا - Assistant Prof., Department of Plant Protection, Agriculture College, Lorestan University, Khorramabad, Iran (mdarvishnia۴۴@yahoo.com)
سیدحسین وفایی - Lecturer, Department of Plant Protection, Agriculture College, Islamic Azad University, Khorramabad Branch, Iran
فاطمه درویش نیا - Researcher, Plant Protection Clinic, Plant Protection Organization, Khorramabad, Lorestan, Iran
نادر آزادبخت - Researcher, Department of Plant Protection, Agriculture Research Center of Lorestan, Khorramabad, Iran

In survey of infected samples to downy mildew of broadbean, Chenopodium murale and Rumex chalpensis using Olympus microscope (BH۲) and valid keys and recently published papers, two species were identified (Choi et al. ۲۰۰۹, Ershad ۲۰۰۹, Telle & Thines ۲۰۱۲).