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Invasive Plants of Mt. Diablo

Yellow Starthistle 1
Centaurea solstitialis
milk thistle 2
Silybum marianum
Artichoke Thistle 3
Cynara cardunculus
Italian thistle 4
Carduus pycnocephalus
Purple star-thistle 5
Centaurea calcitrapa
Bull thistle 6
Cirsium vulgare

Edited by Christina Lew McLain, some rights reserved (CC BY-SA)

Photo Credits

  • 1. (c) Bill Bumgarner, some rights reserved (CC BY-NC-ND)
  • 2. no rights reserved, uploaded by Peter de Lange
  • 3. (c) Christina Lew McLain, all rights reserved, uploaded by Christina Lew McLain
  • 4. (c) Dawn Endico, some rights reserved (CC BY-SA)
  • 5. (c) José María Escolano, some rights reserved (CC BY-NC-SA)
  • 6. (c) S. Rae, some rights reserved (CC BY)

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