Invasive Plants of Theodore Roosevelt National Park

Smooth Brome
Bromus racemosus 1
Bromes
Bromus 2
Musk Thistle
Carduus nutans 3
Spotted Knapweed
Centaurea stoebe 2
Creeping Thistle
Cirsium arvense 4
Houndstongue Hawkweed
Hieracium cynoglossoides 5
Russian Olive
Elaeagnus angustifolia 6
leafy spurge
Euphorbia esula 2
Purple Loosestrife
Lythrum salicaria
Saltcedar
Tamarix ramosissima 7
Field Sowthistle
Sonchus arvensis arvensis
fivestamen tamarisk
Tamarix chinensis 8
Common Dandelion
Taraxacum officinale 9
Yellow Salsify
Tragopogon dubius 10
desert madwort
Alyssum desertorum 11
littlepod false flax
Camelina microcarpa 12
Wallflowers
Erysimum 13
Flixweed
Descurainia sophia 14
Bladder Campion
Silene vulgaris 15
Chenopodium
Chenopodium 16
Lamb's Quarters
Chenopodium album 17
Summer-cypress
Bassia scoparia 18
Field Bindweed
Convolvulus arvensis 19
Prickly Russian Thistle
Salsola tragus 8
Black medick
Medicago lupulina 20
Alfalfa
Medicago sativa 2
Yellow Sweet Clover
Melilotus officinalis 20
crested wheatgrass
Agropyron cristatum 21
smooth brome
Bromus inermis 22
False Quackgrass
Elymus × pseudorepens
Japanese chess
Bromus japonicus
Cheat Grass
Bromus tectorum 23
Canadian Bluegrass
Poa compressa 24
Kentucky Bluegrass
Poa pratensis 2
Bristlegrasses
Setaria 25
Intermediate Wheatgrass
Thinopyrum intermedium 26
Docks
Rumex 27
Black Bindweed
Fallopia convolvulus 28
Photos:
  • 1. (c) scdlimoges, some rights reserved (CC BY-NC)
  • 2. (c) Matt Lavin, some rights reserved (CC BY-SA)
  • 3. (c) Jon Sullivan, some rights reserved (CC BY)
  • 4. (c) Matt Lavin, some rights reserved (CC BY)
  • 5. (c) katie_katface, some rights reserved (CC BY-NC)
  • 6. (c) Dan Mullen, some rights reserved (CC BY-NC-ND)
  • 7. (c) Joe Decruyenaere, some rights reserved (CC BY-SA)
  • 8. (c) Jerry Oldenettel, some rights reserved (CC BY-NC-SA)
  • 9. (c) Dorota (Dorothy), some rights reserved (CC BY-SA)
  • 10. (c) José María Escolano, some rights reserved (CC BY-NC-SA)
  • 11. (c) Stefan.lefnaer, some rights reserved (CC BY-SA)
  • 12. no rights reserved
  • 13. (c) Claire Woods, some rights reserved (CC BY-NC-ND)
  • 14. (c) Gernot HOCHMUELLER, some rights reserved (CC BY)
  • 15. (c) AnneTanne, some rights reserved (CC BY-NC-SA)
  • 16. (c) randomtruth, some rights reserved (CC BY-NC-SA)
  • 17. (c) Erin Faulkner, some rights reserved (CC BY-NC), uploaded by Erin Faulkner
  • 18. (c) Stefano, some rights reserved (CC BY-NC-SA)
  • 19. (c) beautifulcataya, some rights reserved (CC BY-NC-ND)
  • 20. (c) Steve Chilton, some rights reserved (CC BY-NC-ND)
  • 21. (c) Ben VanderWeide, some rights reserved (CC BY-NC), uploaded by Ben VanderWeide
  • 22. (c) Hörður Kristinsson, some rights reserved (CC BY-NC)
  • 23. (c) Biopix, some rights reserved (CC BY-NC)
  • 24. (c) Bas Kers, some rights reserved (CC BY-NC-SA)
  • 25. (c) Hermann Falkner, some rights reserved (CC BY-NC)
  • 26. (c) marshallwolf, some rights reserved (CC BY-NC), uploaded by marshallwolf
  • 27. (c) Les, some rights reserved (CC BY-NC-ND)
  • 28. (c) John Hilty, some rights reserved (CC BY-NC)

Compiled by Kaisa Wayrynen, some rights reserved (CC BY-SA)

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