Native to:
Afghanistan,
Albania,
Altay,
Assam,
Austria,
Baleares,
Bangladesh,
Belgium,
Bulgaria,
Buryatiya,
Central European Rus,
Corse,
Czechoslovakia,
Denmark,
East European Russia,
East Himalaya,
Egypt,
France,
Germany,
Greece,
Gulf States,
Hungary,
India,
Iran,
Iraq,
Irkutsk,
Italy,
Kamchatka,
Kazakhstan,
Kirgizstan,
Krasnoyarsk,
Kriti,
Krym,
Kuril Is.,
Lebanon-Syria,
Magadan,
Mongolia,
Nepal,
Netherlands,
North Caucasus,
North European Russi,
Northwest European R,
Oman,
Pakistan,
Palestine,
Poland,
Portugal,
Primorye,
Romania,
Sakhalin,
Sardegna,
Saudi Arabia,
Sicilia,
South European Russi,
Spain,
Sri Lanka,
Switzerland,
Tadzhikistan,
Transcaucasus,
Turkey,
Turkey-in-Europe,
Turkmenistan,
Tuva,
Ukraine,
Uzbekistan,
West Himalaya,
West Siberia,
Yakutskiya,
Yemen,
Yugoslavia
Introduced into:
Alabama,
Algeria,
Amsterdam-St.Paul Is,
Angola,
Argentina Northeast,
Argentina South,
Azores,
Baltic States,
Belarus,
Bermuda,
California,
Canary Is.,
Cape Provinces,
Chatham Is.,
Chile Central,
China North-Central,
China South-Central,
China Southeast,
Colombia,
Cuba,
Cyprus,
Dominican Republic,
Ecuador,
Falkland Is.,
Finland,
Free State,
Føroyar,
Great Britain,
Haiti,
Iceland,
Idaho,
Illinois,
Inner Mongolia,
Jamaica,
Kenya,
Kermadec Is.,
KwaZulu-Natal,
Libya,
Madeira,
Manchuria,
Mexico Southwest,
Morocco,
Myanmar,
Nevada,
New South Wales,
New Zealand North,
New Zealand South,
Newfoundland,
Northern Provinces,
Norway,
Oregon,
Queensland,
Rwanda,
South Australia,
St.Helena,
Svalbard,
Sweden,
Taiwan,
Tasmania,
Tennessee,
Tunisia,
Uruguay,
Venezuela,
Vermont,
Victoria,
Vietnam,
Virginia,
Washington,
Western Australia,
Wisconsin,
Xinjiang