The Romanian Ecologist Party (Romanian: Partidul Ecologist Român, PER) is a formerly ecologist and currently mostly conservative and green conservative political party in Romania. Without parliamentary representation, it is one of the microparties still active in the country with some representatives elected in the local administration (i.e. a few mayors and county councillors and 210 local councillors), especially in Râmnicu Vâlcea and Vâlcea County, where it is ranked third behing the National Liberal Party (PNL) and the Social Democratic Party (PSD), Romania's two largest parties. Previously, it collaborated with the Green Party (PV) in the 2008 legislative elections.