Native to:
Afghanistan,
Altay,
Amur,
Assam,
Baltic States,
Bulgaria,
Buryatiya,
Central European Rus,
China North-Central,
China South-Central,
China Southeast,
Chita,
Czechoslovakia,
East European Russia,
East Himalaya,
Hungary,
Inner Mongolia,
Irkutsk,
Japan,
Kazakhstan,
Khabarovsk,
Kirgizstan,
Korea,
Krasnoyarsk,
Kuril Is.,
Manchuria,
Mongolia,
Myanmar,
Nepal,
North Caucasus,
North European Russi,
Northwest European R,
Pakistan,
Poland,
Primorye,
Qinghai,
Romania,
Sakhalin,
Tadzhikistan,
Taiwan,
Thailand,
Tibet,
Transcaucasus,
Turkey,
Tuva,
Ukraine,
Uzbekistan,
Vietnam,
West Himalaya,
West Siberia,
Xinjiang,
Yakutskiya,
Yugoslavia
Introduced into:
Austria,
France,
Germany,
Great Britain,
Italy,
Maryland,
Sweden