The number of Acer plants shipped by 138 producers in the Boskoop demarcated area to NUTS 3 regions throughout Europe in 2009. The darkness of the colouring increases with the number of shipped plants. No data were available for exports to Turkey, because these were not in the database. Map projection is cylindrical.

  Part of: Eschen R, GrĂ©goire, JC, Hengeveld GM, de Hoop MB, Rigaux L, Potting RPJ (2015) Trade patterns of the tree nursery industry in Europe and changes following findings of citrus longhorn beetle, Anoplophora chinensis Forster. NeoBiota 26: 1-20.