| Code | Region | Status | Source |
| Ar |
Armenia |
native |
Reference
|
| Au |
Austria with Liechtenstein |
native |
Reference
|
| Au |
Austria with Liechtenstein |
native |
Calculated
|
| Au(A) |
Austria |
native |
Calculated
|
| Au(A) |
Austria |
native |
Reference
|
| BH |
Bosnia-Herzegovina |
native |
Reference
|
| BH |
Bosnia-Herzegovina |
native |
Calculated
|
| Bl |
Baleares |
introduced |
Calculated
|
| Bl |
Baleares |
native |
Calculated
|
| Bl(M) |
Mallorca |
native |
Calculated
|
| Bl(N) |
Menorca |
introduced |
Reference
|
| Bu |
Bulgaria |
native |
Reference
|
| Bu |
Bulgaria |
native |
Calculated
|
| By |
Belarus |
introduced |
Calculated
|
| Cs |
Czech Republic |
introduced |
Calculated
|
| Cs |
Czech Republic |
native |
Reference
|
| Ct |
Croatia |
native |
Calculated
|
| Da |
Denmark with Bornholm |
introduced |
Calculated
|
| Da |
Denmark with Bornholm |
introduced |
Reference
|
| Es |
Estonia |
introduced |
Reference
|
| Es |
Estonia |
introduced |
Calculated
|
| Fe |
Finland with Ahvenanmaa |
introduced |
Calculated
|
| Ga |
France |
introduced |
Calculated
|
| Ga |
France |
introduced |
Calculated
|
| Ga(F) |
France |
introduced |
Reference
|
| Ga(F) |
France |
introduced |
Calculated
|
| Ge |
Germany |
introduced |
Calculated
|
| Ge |
Germany |
introduced |
Reference
|
| He |
Switzerland |
introduced |
Calculated
|
| Ho |
Netherlands |
introduced |
Calculated
|
| Ho |
Netherlands |
introduced |
Reference
|
| Hu |
Hungary |
native |
Reference
|
| Hu |
Hungary |
native |
Calculated
|
| It |
Italy |
introduced |
Calculated
|
| It |
Italy |
introduced |
Reference
|
| It |
Italy |
introduced |
Reference
|
| Ju |
Former Jugoslavia |
native |
Reference
|
| Ju |
Former Jugoslavia |
native |
Calculated
|
| Ju |
Former Jugoslavia |
native |
Calculated
|
| La |
Latvia |
introduced |
Calculated
|
| La |
Latvia |
introduced |
Reference
|
| Lt |
Lithuania |
introduced |
Reference
|
| Lt |
Lithuania |
introduced |
Calculated
|
| Ma |
Morocco |
native |
Calculated
|
| Ma |
Morocco |
native |
Reference
|
| Ma |
Morocco |
native |
Reference
|
| Mk |
The former Jugoslav Republic of Makedonija |
native |
Reference
|
| Mk |
The former Jugoslav Republic of Makedonija |
native |
Calculated
|
| Mo |
Moldova |
introduced |
Calculated
|
| No |
Norway |
introduced |
Calculated
|
| No |
Norway |
introduced |
Reference
|
| Po |
Poland |
introduced |
Reference
|
| Po |
Poland |
introduced |
Calculated
|
| Rf |
The Russian Federation |
native |
Calculated
|
| Rf(CS) |
North Caucasus |
native |
Calculated
|
| Rm |
Romania |
native |
Calculated
|
| Rm |
Romania |
native |
Reference
|
| Sk |
Slovakia |
native |
Reference
|
| Sl |
Slovenia |
native |
Reference
|
| Sl |
Slovenia |
native |
Calculated
|
| SM |
Serbia & Montenegro |
native |
Calculated
|
| SM |
Serbia & Montenegro |
native |
Reference
|
| Sr |
Serbia including Kosovo and Vojvodina |
native |
Reference
|
| Sr |
Serbia including Kosovo and Vojvodina |
native |
Calculated
|
| Su |
Sweden |
introduced |
Reference
|
| Tcs |
Transcaucasia (Azerbaijan, Armenia, and Georgia) |
native |
Calculated
|
| Tu |
Turkey |
native |
Calculated
|
| Tu |
Turkey |
native |
Calculated
|
| Tu(A) |
Asiatic Turkey |
native |
Calculated
|
| Tu(A) |
Asiatic Turkey |
native |
Reference
|
| Uk |
Ukraine |
native |
Reference
|
| Uk |
Ukraine |
native |
Calculated
|
| Uk(K) |
Crimea |
native |
Calculated
|
| Uk(U) |
Ukraine |
native |
Calculated
|