Special member state territories and the European Union force of the Convention on the association of the Netherlands Antilles with the European Economic Community on 1 October 1964, however, the Netherlands Antilles became OCTs. Greenland joined the then European Community in 1973 as a county along with Denmark, but after gaining autonomy with the introduction of home rule within the Kingdom of Denmark, Greenland voted to leave in 1982 and left in 1985, to become an OCT. The main reason for leaving is disagreements about the Common Fisheries Policy (CFP) and to regain control of Greenlandic fish resources to subsequently remain outside EU waters. Citizens of Greenland are,
Greenland from Europe. There are no native or free-living reptiles or amphibians on the island. Phytogeographically, Greenland belongs to the Arctic province of the Circumboreal Region within the Boreal Kingdom. The island is sparsely populated in vegetation; plant life consists mainly of grassland and small bushes, which is regularly grazed by livestock. The most common tree native to Greenland is the European white birch ("Betula pubescens") along with gray-leaf willow ("Salix glauca"), rowans ("Sorbus aucuparia"), common junipers ("Juniperus communis") and other smaller trees, mainly willows. Greenland's flora comprises about 500 species of higher plants, i.e. flowering plants, ferns, horsetails and lycopodiophyta.