A map showing all states in which member, associate and candidate parties of the European Green Party exist.
  States in which member (and possibly candidate) parties exist.
  States in which associate parties exist.
  States in which candidate parties exist.
Sources des données :

https://www.globalgreens.org/federations#europe
https://europeangreens.eu/sites/europeangreens.eu/files/EGP%20Rule%20Book%20as%20amended%20Istanbul%202014%20-%20overview%20member%20parties.pdf
Map by user Hmxhmx. Based on this file on Wikimedia Commons by user Maix.
Hmxhmx