Native to:
Albania,
Algeria,
Altay,
Austria,
Baltic States,
Bangladesh,
Belarus,
Belgium,
Bulgaria,
Buryatiya,
Cameroon,
Central European Russia,
China North-Central,
China South-Central,
China Southeast,
Chita,
Corse,
Czechoslovakia,
Denmark,
East European Russia,
Finland,
France,
Germany,
Great Britain,
Greece,
Gulf of Guinea Is.,
Hawaii,
Hungary,
India,
Inner Mongolia,
Iran,
Irkutsk,
Italy,
Japan,
Kazakhstan,
Korea,
Krasnoyarsk,
Kriti,
Krym,
Lebanon-Syria,
Madeira,
Manchuria,
Mongolia,
Morocco,
Myanmar,
Nansei-shoto,
Nepal,
Netherlands,
North Caucasus,
North European Russia,
Northwest European Russia,
Norway,
Pakistan,
Philippines,
Poland,
Portugal,
Primorye,
Romania,
Sardegna,
Socotra,
South European Russia,
Spain,
Sweden,
Switzerland,
Taiwan,
Thailand,
Tibet,
Transcaucasus,
Turkey,
Turkmenistan,
Tuva,
Ukraine,
West Himalaya,
West Siberia,
Xinjiang,
Yakutskiya,
Yugoslavia
Extinct in:
Sri Lanka
Introduced into:
Ireland,
Maryland,
Massachusetts,
Michigan,
New York,
Nova Scotia,
Ontario,
Pennsylvania,
West Virginia