| Code | Region | Status | Source |
| Be |
Belgium with Luxembourg |
introduced: adventitious (casual) |
Reference
|
| Cs |
Czech Republic |
introduced: adventitious (casual) |
Reference
|
| Ga |
France |
introduced: adventitious (casual) |
Calculated
|
| Ga(C) |
Channel Is. |
introduced: adventitious (casual) |
Reference
|
| Ga(F) |
France |
cultivated |
Reference
|
| Ga(F) |
France |
introduced: adventitious (casual) |
Reference
|
| Ge |
Germany |
introduced: adventitious (casual) |
Reference
|
| Hb |
Ireland |
introduced: adventitious (casual) |
Calculated
|
| Hb(E) |
Ireland |
introduced: adventitious (casual) |
Reference
|
| Hb(N) |
Northern Ireland |
introduced: adventitious (casual) |
Reference
|
| No |
Norway |
introduced: adventitious (casual) |
Reference
|
| Uk |
Ukraine |
introduced: adventitious (casual) |
Calculated
|
| Uk(K) |
Crimea |
introduced: adventitious (casual) |
Reference
|
| Uk(U) |
Ukraine |
introduced: adventitious (casual) |
Reference
|