Doubtfully present in:
Tanzania,
Uganda,
Zaïre
Native to:
Afghanistan,
Albania,
Algeria,
Austria,
Azores,
Baleares,
Baltic States,
Belarus,
Belgium,
Bulgaria,
Canary Is.,
Central European Rus,
China South-Central,
China Southeast,
Corse,
Cyprus,
Czechoslovakia,
Denmark,
East Aegean Is.,
East European Russia,
Egypt,
Eritrea,
Ethiopia,
Finland,
France,
Germany,
Great Britain,
Greece,
Hungary,
Iran,
Iraq,
Ireland,
Italy,
Japan,
Kazakhstan,
Kenya,
Khabarovsk,
Kirgizstan,
Korea,
Kriti,
Krym,
Lebanon-Syria,
Libya,
Madeira,
Morocco,
Nansei-shoto,
Nepal,
Netherlands,
North Caucasus,
North European Russi,
Northwest European R,
Norway,
Pakistan,
Palestine,
Poland,
Portugal,
Primorye,
Romania,
Sakhalin,
Sardegna,
Sicilia,
Sinai,
South European Russi,
Spain,
Sudan,
Sweden,
Switzerland,
Tadzhikistan,
Taiwan,
Tibet,
Transcaucasus,
Tunisia,
Turkey,
Turkey-in-Europe,
Turkmenistan,
Ukraine,
Uzbekistan,
West Himalaya,
West Siberia,
Western Sahara,
Xinjiang,
Yemen,
Yugoslavia
Introduced into:
Alabama,
Angola,
Argentina Northeast,
Argentina South,
Arkansas,
Bangladesh,
Bermuda,
Brazil South,
California,
Chile Central,
Chile South,
Colorado,
Connecticut,
Delaware,
Florida,
Føroyar,
Georgia,
Hawaii,
Iceland,
Idaho,
Illinois,
Irkutsk,
Jawa,
Kentucky,
Krasnoyarsk,
Louisiana,
Maryland,
Massachusetts,
Mauritius,
Michigan,
Minnesota,
Mississippi,
Mongolia,
New Caledonia,
New Guinea,
New Mexico,
New South Wales,
New York,
Newfoundland,
Norfolk Is.,
North Carolina,
Oregon,
Pennsylvania,
Queensland,
Rhode I.,
Rodrigues,
Rwanda,
Réunion,
South Australia,
South Carolina,
Svalbard,
Tasmania,
Tennessee,
Texas,
Uruguay,
Vermont,
Victoria,
Virginia,
Washington,
Western Australia,
Zimbabwe