Native to:
Afghanistan,
Albania,
Algeria,
Angola,
Austria,
Baleares,
Belgium,
Bulgaria,
Cape Provinces,
Corse,
Cyprus,
Czechoslovakia,
East Aegean Is.,
East European Russia,
Egypt,
Ethiopia,
France,
Free State,
Germany,
Great Britain,
Greece,
Hungary,
Iran,
Iraq,
Italy,
Kazakhstan,
Kenya,
Kriti,
Krym,
KwaZulu-Natal,
Lebanon-Syria,
Lesotho,
Libya,
Madagascar,
Malawi,
Morocco,
Namibia,
Netherlands,
North Caucasus,
Northern Provinces,
Palestine,
Poland,
Portugal,
Romania,
Sardegna,
Sicilia,
Sierra Leone,
Sinai,
South European Russi,
Spain,
Sudan,
Swaziland,
Switzerland,
Transcaucasus,
Tunisia,
Turkey,
Turkey-in-Europe,
Turkmenistan,
Uganda,
Ukraine,
West Siberia,
Yugoslavia
Introduced into:
Alabama,
Arkansas,
Azores,
Baltic States,
British Columbia,
Canary Is.,
Connecticut,
Delaware,
Denmark,
District of Columbia,
Finland,
Georgia,
Idaho,
Illinois,
Indiana,
Iowa,
Ireland,
Kansas,
Kentucky,
Louisiana,
Madeira,
Maine,
Maryland,
Massachusetts,
Mexico Central,
Michigan,
Minnesota,
Mississippi,
Missouri,
Nebraska,
New Brunswick,
New Hampshire,
New Jersey,
New South Wales,
New York,
New Zealand South,
Newfoundland,
North Carolina,
Norway,
Nova Scotia,
Ohio,
Oklahoma,
Ontario,
Oregon,
Pennsylvania,
Québec,
Rhode I.,
South Australia,
South Carolina,
South Dakota,
Sweden,
Tasmania,
Tennessee,
Texas,
Utah,
Vermont,
Victoria,
Virginia,
Washington,
West Himalaya,
West Virginia,
Western Australia,
Wisconsin