Native to:
Afghanistan,
Albania,
Altay,
Austria,
Baltic States,
Belarus,
Belgium,
Bulgaria,
Central European Russia,
China North-Central,
China South-Central,
China Southeast,
Corse,
Czechoslovakia,
Denmark,
East European Russia,
East Himalaya,
Finland,
France,
Germany,
Great Britain,
Greece,
Hungary,
India,
Iran,
Ireland,
Irkutsk,
Italy,
Kazakhstan,
Khabarovsk,
Kirgizstan,
Korea,
Krasnoyarsk,
Krym,
Kuril Is.,
Manchuria,
Mongolia,
Nepal,
Netherlands,
North Caucasus,
Northwest European Russia,
Norway,
Pakistan,
Poland,
Primorye,
Qinghai,
Romania,
Sakhalin,
South European Russia,
Spain,
Sweden,
Switzerland,
Tadzhikistan,
Tibet,
Transcaucasus,
Turkey,
Turkey-in-Europe,
Turkmenistan,
Ukraine,
Uzbekistan,
West Himalaya,
West Siberia,
Xinjiang,
Yugoslavia
Introduced into:
Connecticut,
Dominican Republic,
Haiti,
Illinois,
Japan,
Kentucky,
Maryland,
Michigan,
Minnesota,
New Hampshire,
New York,
North European Russia,
Northern Provinces,
Ohio,
Ontario,
Pennsylvania,
Rhode I.,
Taiwan,
Vermont,
Virginia,
West Virginia