Native to:
Albania,
Algeria,
Azores,
Baleares,
Belgium,
Bulgaria,
Canary Is.,
Corse,
Denmark,
France,
Germany,
Great Britain,
Greece,
Hungary,
Iceland,
Ireland,
Italy,
Madeira,
Morocco,
Netherlands,
Norway,
NW. Balkan Pen.,
Portugal,
Romania,
Sardegna,
Sicilia,
Spain,
Switzerland,
Transcaucasus,
Türkiye,
Türkiye-in-Europe
Introduced into:
Alabama,
Argentina South,
Arkansas,
California,
Chatham Is.,
Chile Central,
Chile South,
Crozet Is.,
Czechia-Slovakia,
Delaware,
Føroyar,
Georgia,
Iowa,
Japan,
Kentucky,
Kerguelen,
Maryland,
Massachusetts,
Michigan,
New South Wales,
New York,
New Zealand North,
New Zealand South,
Oregon,
Queensland,
South Australia,
Tasmania,
Tennessee,
Victoria,
Virginia,
Washington,
West Virginia,
Western Australia