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
Dawn Redwood 17
Metasequoia glyptostroboides
Flowering Dogwood 18
Cornus florida
goldenrain tree 19
Koelreuteria paniculata
Aceitunos 20
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) Ewan Pearce, some rights reserved (CC BY-NC-SA)
  • 18. (c) Eric in SF, some rights reserved (CC BY-NC-ND)
  • 19. (c) Tim Waters, some rights reserved (CC BY-NC-ND)
  • 20. (c) Martin LaBar, some rights reserved (CC BY-NC)