| Code | Region | Status | Source |
| Ab |
Azerbaijan |
native |
Calculated
|
| Ab(A) |
Azerbaijan |
native |
Calculated
|
| AE |
East Aegean Islands |
native |
Calculated
|
| AE(G) |
Greek East Aegean Islands |
native |
Calculated
|
| Ag |
Algeria |
native |
Calculated
|
| Az |
Azores |
native |
Calculated
|
| Az(C) |
Corvo |
native |
Calculated
|
| Az(F) |
Faial |
native |
Calculated
|
| Az(G) |
Graciosa |
introduced |
Calculated
|
| Az(J) |
São Jorge |
native |
Calculated
|
| Az(L) |
Flores |
native |
Calculated
|
| Az(M) |
São Miguel |
native |
Calculated
|
| Az(P) |
Pico |
native |
Calculated
|
| Az(S) |
Santa Maria |
native |
Calculated
|
| Az(T) |
Terceira |
native |
Calculated
|
| Be(B) |
Belgium |
introduced: adventitious (casual) |
Calculated
|
| Bl |
Baleares |
native |
Calculated
|
| Bl(M) |
Mallorca |
native |
Calculated
|
| Br |
Great Britain |
introduced: adventitious (casual) |
Calculated
|
| Ca |
Canary Is. |
native |
Calculated
|
| Ca(C) |
Gran Canaria |
native |
Calculated
|
| Ca(G) |
Gomera |
native |
Calculated
|
| Ca(P) |
La Palma |
native |
Calculated
|
| Ca(T) |
Tenerife |
native |
Calculated
|
| Cg |
Montenegro |
native |
Calculated
|
| Co |
Corse |
native |
Calculated
|
| Cr |
Kriti with Karpathos, Kasos & Gavdhos |
native |
Calculated
|
| Cy |
Cyprus |
native |
Calculated
|
| Eg |
Egypt |
native |
Calculated
|
| Ga |
France |
native |
Calculated
|
| Ga(F) |
France |
native |
Calculated
|
| Ga(M) |
Monaco |
introduced: naturalized |
Calculated
|
| Ge |
Germany |
introduced: adventitious (casual) |
Calculated
|
| Gg |
Georgia |
native |
Calculated
|
| Gg(D) |
Adzaria |
native |
Calculated
|
| Gr |
Greece |
native |
Calculated
|
| Hb |
Ireland |
introduced: adventitious (casual) |
Calculated
|
| Hb(E) |
Ireland |
introduced: adventitious (casual) |
Calculated
|
| He |
Switzerland |
native |
Calculated
|
| Ho |
Netherlands |
introduced: adventitious (casual) |
Calculated
|
| Hs |
Spain |
native |
Calculated
|
| Hs(S) |
Spain |
native |
Calculated
|
| Hu |
Hungary |
introduced |
Calculated
|
| IJ |
Israel-Jordan |
native |
Calculated
|
| Ir |
Israel |
native |
Calculated
|
| It |
Italy |
native |
Calculated
|
| Ju |
Former Jugoslavia |
native |
Calculated
|
| Le |
Lebanon |
native |
Calculated
|
| Li |
Libya |
native |
Calculated
|
| LS |
Lebanon-Syria |
native |
Calculated
|
| Lu |
Portugal |
native |
Calculated
|
| Ma |
Morocco |
native |
Calculated
|
| Md |
Madeira |
native |
Calculated
|
| Md(M) |
Madeira |
native |
Calculated
|
| Rm |
Romania |
introduced: adventitious (casual) |
Calculated
|
| Sa |
Sardegna |
native: reported in error |
Calculated
|
| Si |
Sicily with Malta |
native |
Calculated
|
| Si(M) |
Malta |
introduced: adventitious (casual) |
Calculated
|
| Si(S) |
Sicily |
native |
Calculated
|
| Sy |
Syria |
native |
Calculated
|
| Tcs |
Transcaucasia (Azerbaijan, Armenia, and Georgia) |
native |
Calculated
|
| Tn |
Tunisia |
native |
Calculated
|
| Tu |
Turkey |
native |
Calculated
|
| Tu(A) |
Asiatic Turkey |
native |
Calculated
|
| Uk |
Ukraine |
native |
Calculated
|
| Uk(K) |
Crimea |
introduced: adventitious (casual) |
Calculated
|