Area abbreviations:
 
AbAzerbaijan EgEgypt (without Sn) LuPortugal (without Az, Md and Sg)
AEEast Aegean Islands EsEstonia MaMorocco, with Spanish Territories
AgAlgeria FaFaeroe Islands MkThe Former Yugoslav Republic of Makedonija
AlAlbania FeFinland Md Madeira
ArArmenia GaFrance, with Channel Islands and Monaco (without Co) MoMoldavia
AuAustria, with Liechtenstein GeGermany NoNorway (without Sb)
AzAzores GgGeorgia PoPoland
BeBelgium, with Luxemburg GrGreece (without Cr and AE(G)) Rf European part of the Russian Federation
BHBosnia-Herzegovina HbIreland with N. Ireland RmRomania
BlBalearic Islands HeSwitzerland SaSardinia
BrUnited Kingdom (excluding Channel Islands and Hb(N)) HsSpain, with Gibraltar and Andorra (without Bl and Ca) SbSvalbard: Spitsbergen, Björnöya and Jan Mayen
BtBaltic countries (Es + La + Lt + Rf(K)) HoNetherlands SgSalvage Islands
BuBulgaria HuHungary Si Sicily, with Malta
ByBelarus IJPalestine (Ir + Jo) SkSlovakia
CaCanary Islands IrIsrael, with the Palestinian Authority territories SlSlovenia
CcCaucasia (Ab + Ar + Gg + Rf(CS)) IsIceland SnSinai
CgMontenegro ItItaly, with San Marino and Vatican City (without Sa and Si(S)) SrSerbia
CoCorsica JoJordan SuSweden
CrCrete and Karpathos island groups LaLatvia SySyria
CsCzech Republic LeLebanon TnTunisia
CtCroatia LiLibya Tu Turkey (without AE(T))
CyCyprus LSLebanon and Syria (Le + Sy) Uk Ukraine
DaDenmark (without Fa) LtLithuania    
 
Explanation of symbols used in occurrence data (e.g. Lu)
 
endemic Lu native (incl. archaeophytes) dLu doubtfully native
?Lu doubtfully present -Lu absent but reported in error †Lu (presumably) extinct  
[Lu] introduced (casual or naturalized) [aLu] casual alien [cLu] cultivated  
[nLu] naturalized