4435 thumb Invasive Plants of the Kaibab National Forest

Invasive plants have been introduced into the Southwest from different countries or other parts of the U.S. These plants can spread rapidly and threaten native ecosystems. We need your help to find them! If you spot an invasive plant, use the iNaturalist app to document it.

3804996777 6f334220ac m
Bull Thistle 1
Cirsium vulgare
80723 260 190
camelthorn 2
Alhagi graecorum
95714 orig
cheatgrass 3
Bromus tectorum
dalmatian toadflax 4
Linaria dalmatica dalmatica
36309 orig
diffuse knapweed 5
Centaurea diffusa
56382 260 190
Japanese brome 6
Bromus japonicus
240px rhaponticum repens 3
Russian knapweed 7
Acroptilon repens
2121031612 5043b3380a m
Saltcedar 8
Tamarix ramosissima
24798492 a9bf60090c m
Yellow Starthistle 9
Centaurea solstitialis
jointed goat grass 10
Aegilops cylindrica
5143745979 064087c0ca m
leafy spurge 11
Euphorbia esula
scotch thistle
Onopordum acanthium acanthium
2595600156 3d15ed0a2d m
Russian Olive 12
Elaeagnus angustifolia

Edited by Mark Christiano, some rights reserved (CC BY-SA)

Photo Credits

  • 1. (c) beautifulcataya, some rights reserved (CC BY-NC-ND)
  • 2. (c) anonymous, some rights reserved (CC BY-NC)
  • 3. (c) Biopix, some rights reserved (CC BY-NC)
  • 4. (c) whitcoombs, some rights reserved (CC BY-NC)
  • 5. (c) Franz Xaver, some rights reserved (CC BY-SA)
  • 6. (c) National Museum of Natural History Collections, some rights reserved (CC BY-NC-SA)
  • 7. (c) Stan Shebs, some rights reserved (CC BY-SA)
  • 8. (c) Joe Decruyenaere, some rights reserved (CC BY-SA)
  • 9. (c) Bill Bumgarner, some rights reserved (CC BY-NC-ND)
  • 10. (c) Sam Kieschnick, some rights reserved (CC BY-NC)
  • 11. (c) Matt Lavin, some rights reserved (CC BY-SA)
  • 12. (c) Dan Mullen, some rights reserved (CC BY-NC-ND)

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