Earthwatch Institute's Urban Tree Project: Cambridge, MA, USA

Norway Maple 1
Acer platanoides
Common Pear 2
Pyrus communis
Field maple
Acer campestre
Silver Maple 3
Acer saccharinum
Pagoda Tree 4
Styphnolobium japonicum
little-leaf linden 5
Tilia cordata
Red Maple 6
Acer rubrum
honey locust
Gleditsia triacanthos
Pin Oak 7
Quercus palustris
Grey-bark Elm
Zelkova serrata
Basswood 2
Tilia americana
American Sycamore 8
Platanus occidentalis
northern red oak 9
Quercus rubra
Green Ash 10
Fraxinus pennsylvanica
American Elm 11
Ulmus americana
American Sweetgum 3
Liquidambar styraciflua
Sugar Maple 5
Acer saccharum
White Ash 12
Fraxinus americana
Japanese tree lilac 13
Syringa reticulata
Black Locust 14
Robinia pseudoacacia
chinese elm 5
Ulmus parvifolia
siberian elm 10
Ulmus pumila
Swamp White Oak 5
Quercus bicolor
swamp chestnut oak 16
Quercus michauxii
Flowering Dogwood 17
Cornus florida
goldenrain tree 18
Koelreuteria paniculata
Aceitunos 19
Simaroubaceae

Edited by Marie Studer, some rights reserved (CC BY-SA)

Photo Credits

  • 1. (c) Marylise Doctrinal, some rights reserved (CC BY-NC-ND)
  • 2. (c) Salomé, some rights reserved (CC BY-NC-SA)
  • 3. (c) TreesOfTheWorld.net, some rights reserved (CC BY-NC-SA)
  • 4. (c) Tony Hall, some rights reserved (CC BY-NC-SA)
  • 5. (c) Maggie, some rights reserved (CC BY-NC)
  • 6. (c) Virens (Latin for greening), some rights reserved (CC BY-NC-ND)
  • 7. (c) Nicolas Connault, some rights reserved (CC BY-ND)
  • 8. (c) J E Theriot, some rights reserved (CC BY)
  • 9. (c) António Pena, some rights reserved (CC BY-NC-SA)
  • 10. (c) Matt Lavin, some rights reserved (CC BY-SA)
  • 11. (c) Geneva Wirth, some rights reserved (CC BY-NC)
  • 12. (c) Ross, some rights reserved (CC BY-NC-SA)
  • 13. (c) Shihmei Barger 舒詩玫, some rights reserved (CC BY-NC-ND)
  • 14. (c) TCDavis, some rights reserved (CC BY-NC-ND)
  • 15. (c) Erutuon, some rights reserved (CC BY-SA)
  • 16. (c) Chris M, some rights reserved (CC BY)
  • 17. (c) Eric in SF, some rights reserved (CC BY-NC-ND)
  • 18. (c) Tim Waters, some rights reserved (CC BY-NC-ND)
  • 19. (c) Martin LaBar, some rights reserved (CC BY-NC)