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Pinnacles Invasive Plant Watch List

Invasive plant species to watch out for and document in wildlands

All 22

Russian knapweed ¹
Rhaponticum repens

Yellow Starthistle ²
Centaurea solstitialis

Edited by Pinnacles National Park, some rights reserved (CC BY-SA)

Photo Credits

1. (c) Fraser Watson, some rights reserved (CC BY-NC), uploaded by Fraser Watson
2. (c) Bill Bumgarner, some rights reserved (CC BY-NC-ND)

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