Doubtfully present in:
Sicilia
Native to:
Albania,
Altay,
Austria,
Baltic States,
Belarus,
Belgium,
Bulgaria,
Central European Rus,
Corse,
Czechoslovakia,
East European Russia,
France,
Germany,
Great Britain,
Greece,
Hungary,
Italy,
Krasnoyarsk,
Krym,
Lebanon-Syria,
Mongolia,
Netherlands,
North Caucasus,
Poland,
Romania,
Sardegna,
South European Russi,
Spain,
Switzerland,
Transcaucasus,
Turkey,
Turkey-in-Europe,
Ukraine,
West Siberia,
Yugoslavia
Introduced into:
Alaska,
Alberta,
Aleutian Is.,
Algeria,
Argentina Northeast,
Argentina Northwest,
Argentina South,
Arizona,
Arkansas,
Bolivia,
British Columbia,
Buryatiya,
California,
Cape Provinces,
Chile Central,
Chile South,
Colorado,
Connecticut,
Cuba,
Delaware,
Denmark,
District of Columbia,
Dominican Republic,
Ecuador,
Finland,
Free State,
Haiti,
Idaho,
Illinois,
Indiana,
Iowa,
Ireland,
Irkutsk,
Jamaica,
Kansas,
Kazakhstan,
Kentucky,
Kirgizstan,
KwaZulu-Natal,
Labrador,
Laos,
Louisiana,
Maine,
Manitoba,
Marianas,
Maryland,
Massachusetts,
Michigan,
Minnesota,
Missouri,
Montana,
Morocco,
Myanmar,
Nebraska,
Nevada,
New Brunswick,
New Hampshire,
New Jersey,
New Mexico,
New York,
Newfoundland,
North Carolina,
North Dakota,
North European Russi,
Northern Provinces,
Northwest Territorie,
Norway,
Nova Scotia,
Ohio,
Oklahoma,
Ontario,
Oregon,
Pennsylvania,
Peru,
Portugal,
Primorye,
Prince Edward I.,
Québec,
Rhode I.,
Saskatchewan,
South Carolina,
South Dakota,
Sweden,
Tadzhikistan,
Tasmania,
Tennessee,
Texas,
Uruguay,
Utah,
Uzbekistan,
Vermont,
Virginia,
Washington,
West Virginia,
Wisconsin,
Wyoming,
Yakutskiya,
Yukon