Identification keys (PDF)

Please find below some links to vegetative identification keys for selected woody plants in cultivation in Western Europe, composed by Jan De Langhe, dendrologist at Ghent University Botanical Garden in collaboration with Arboretum Wespelaar. Any comments or remarks are greatly appreciated and can be sent to Jan at: jan.de.langhe 'at' telenet.be.

  • Abies (Pinaceae) - 5 March 2015
  • Acer (Sapindaceae) 24 January 2018
  • Actinidiaceae - 31 January 2019
  • Aesculus (Sapindaceae) - 26 August 2020
  • Alnus (Betulaceae) - 14 September 2018
  • Azara (Salicaceae) - 24 January 2017
  • Betula (Betulaceae) - 12 January 2012
  • Buddleja (Scrophulariaceae) - 27 November 2019
  • Buxaceae - 3 July 2014
  • Fagus (Fagaceae) - 8 November 2014
  • Fraxinus (Oleaceae) - 17 September 2013
  • Ilex (Aquifoliaceae) - 22 November 2016
  • Picea (Pinaceae) - 4 September 2014
  • Pinaceae - 29 January 2016
  • Pinus (Pinaceae) - 29 October 2014
  • Pittosporum (Pittosporaceae) - 27 February 2019
  • Populus (Salicaceae) - 22 February 2018
  • Quercus (Fagaceae) - 6 July 2012
  • Tilia (Malvaceae) - 06 July 2021
  • Viburnum (Adoxaceae) - 21 October 2012
High resolution images identification keys