| Code | Region | Status | Source |
| Ab |
Azerbaijan |
native |
Calculated
|
| Ab(A) |
Azerbaijan |
native |
Reference
|
| Ab(N) |
Nakhichevan |
native |
Reference
|
| Ar |
Armenia |
native |
Reference
|
| Be |
Belgium with Luxembourg |
introduced: naturalized |
Reference
|
| Be |
Belgium with Luxembourg |
introduced: naturalized |
Calculated
|
| Be(B) |
Belgium |
introduced: naturalized |
Reference
|
| Br |
Great Britain |
introduced |
Reference
|
| Br |
Great Britain |
introduced: naturalized |
Calculated
|
| Cs |
Czech Republic |
introduced |
Reference
|
| Cs |
Czech Republic |
introduced: adventitious (casual) |
Calculated
|
| Da |
Denmark with Bornholm |
introduced |
Reference
|
| EM |
Euro+Med |
endemic for EM |
Reference
|
| Fe |
Finland with Ahvenanmaa |
introduced: naturalized |
Calculated
|
| Fe |
Finland with Ahvenanmaa |
introduced: naturalized |
Reference
|
| Ga |
France |
introduced: naturalized |
Calculated
|
| Ga |
France |
introduced: naturalized |
Calculated
|
| Ga(F) |
France |
introduced: naturalized |
Calculated
|
| Ga(F) |
France |
introduced: naturalized |
Reference
|
| Ge |
Germany |
introduced |
Reference
|
| Ge |
Germany |
introduced: naturalized |
Reference
|
| Ge |
Germany |
introduced: naturalized |
Calculated
|
| Gg |
Georgia |
native |
Reference
|
| Hb |
Ireland |
introduced |
Reference
|
| Hb |
Ireland |
introduced: naturalized |
Calculated
|
| Hb |
Ireland |
introduced: naturalized |
Calculated
|
| Hb(E) |
Ireland |
introduced: naturalized |
Reference
|
| Hb(N) |
Northern Ireland |
introduced |
Reference
|
| He |
Switzerland |
cultivated |
Reference
|
| Is |
Iceland |
introduced: adventitious (casual) |
Reference
|
| It |
Italy |
introduced |
Calculated
|
| It |
Italy |
introduced: adventitious (casual) |
Reference
|
| No |
Norway |
introduced |
Reference
|
| Po |
Poland |
introduced: adventitious (casual) |
Reference
|
| Po |
Poland |
introduced: adventitious (casual) |
Calculated
|
| Rf |
The Russian Federation |
native |
Calculated
|
| Rf |
The Russian Federation |
native |
Calculated
|
| Rf(C) |
Central European Russia |
introduced |
Reference
|
| Rf(C) |
Central European Russia |
native |
Calculated
|
| Rf(CS) |
North Caucasus |
native |
Reference
|
| Rf(E) |
Eastern European Russia |
native |
Calculated
|
| Rf(NW) |
Northwest European Russia |
introduced |
Reference
|
| Su |
Sweden |
introduced |
Reference
|
| Su |
Sweden |
introduced |
Calculated
|
| Su |
Sweden |
introduced: naturalized |
Reference
|
| Tcs |
Transcaucasia (Azerbaijan, Armenia, and Georgia) |
native |
Calculated
|
| Tu |
Turkey |
native: presence questionable |
Calculated
|
| Tu(A) |
Asiatic Turkey |
native: presence questionable |
Reference
|