| Code | Region | Status | Source |
| Ab |
Azerbaijan |
introduced |
Calculated
|
| Ab(A) |
Azerbaijan |
introduced |
Reference
|
| Ab(N) |
Nakhichevan |
introduced |
Reference
|
| AE |
East Aegean Islands |
introduced |
Calculated
|
| AE(G) |
Greek East Aegean Islands |
introduced |
Reference
|
| Al |
Albania |
introduced |
Reference
|
| Al |
Albania |
introduced: adventitious (casual) |
Reference
|
| Ar |
Armenia |
introduced |
Reference
|
| Au(A) |
Austria |
introduced: adventitious (casual) |
Reference
|
| Az |
Azores |
introduced: adventitious (casual) |
Calculated
|
| Az(F) |
Faial |
introduced: adventitious (casual) |
Reference
|
| Az(T) |
Terceira |
introduced: adventitious (casual) |
Reference
|
| BH |
Bosnia-Herzegovina |
introduced: adventitious (casual) |
Reference
|
| Bl |
Baleares |
introduced: adventitious (casual) |
Reference
|
| Br |
Great Britain |
introduced: adventitious (casual) |
Reference
|
| Cg |
Montenegro |
introduced |
Reference
|
| Co |
Corse |
introduced: adventitious (casual) |
Reference
|
| Cs |
Czech Republic |
introduced: adventitious (casual) |
Reference
|
| Ct |
Croatia |
introduced: adventitious (casual) |
Reference
|
| Ct |
Croatia |
introduced: naturalized |
Reference
|
| Da |
Denmark with Bornholm |
introduced: adventitious (casual) |
Reference
|
| Fe |
Finland with Ahvenanmaa |
introduced: adventitious (casual) |
Reference
|
| Gg |
Georgia |
introduced |
Calculated
|
| Gg(G) |
Georgia |
introduced |
Reference
|
| It |
Italy |
introduced: adventitious (casual) |
Reference
|
| It |
Italy |
introduced: naturalized |
Reference
|
| It |
Italy |
introduced: naturalized |
Reference
|
| Ju |
Former Jugoslavia |
introduced: adventitious (casual) |
Reference
|
| Ju |
Former Jugoslavia |
introduced: naturalized |
Calculated
|
| Li |
Libya |
introduced: naturalized |
Reference
|
| Lt |
Lithuania |
introduced |
Reference
|
| Md |
Madeira |
introduced: adventitious (casual) |
Reference
|
| No |
Norway |
introduced: adventitious (casual) |
Reference
|
| Rf |
The Russian Federation |
introduced |
Calculated
|
| Rf(C) |
Central European Russia |
introduced |
Reference
|
| Rf(CS) |
North Caucasus |
introduced |
Reference
|
| Rf(E) |
Eastern European Russia |
introduced |
Reference
|
| Rf(K) |
Kaliningrad |
introduced |
Reference
|
| Rf(NW) |
Northwest European Russia |
introduced |
Reference
|
| Rf(S) |
South European Russia |
introduced |
Reference
|
| Rm |
Romania |
cultivated |
Reference
|
| Sa |
Sardegna |
introduced: adventitious (casual) |
Reference
|
| Sa |
Sardegna |
introduced: adventitious (casual) |
Reference
|
| Sa |
Sardegna |
introduced: naturalized |
Reference
|
| Si(M) |
Malta |
introduced: naturalized |
Reference
|
| Si(S) |
Sicily |
introduced |
Reference
|
| Si(S) |
Sicily |
introduced: adventitious (casual) |
Reference
|
| Si(S) |
Sicily |
introduced: naturalized |
Reference
|
| Sl |
Slovenia |
introduced: naturalized |
Reference
|
| Su |
Sweden |
introduced: adventitious (casual) |
Reference
|
| Tcs |
Transcaucasia (Azerbaijan, Armenia, and Georgia) |
introduced |
Calculated
|
| Tu |
Turkey |
introduced: adventitious (casual) |
Calculated
|
| Tu(A) |
Asiatic Turkey |
introduced: adventitious (casual) |
Reference
|
| Uk |
Ukraine |
introduced |
Calculated
|
| Uk(K) |
Crimea |
introduced |
Reference
|