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Itasca State Park Biodiversity

A guide to the Biota of Itasca State Park, Minnesota

compiled by Janet Rith-Najarian

creeping thistle 1
Cirsium arvense
swamp thistle 2
Cirsium muticum
bull thistle 3
Cirsium vulgare

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

Photo Credits

  • 1. (c) tlit46, some rights reserved (CC BY-NC), uploaded by tlit46
  • 2. (c) davecz2, some rights reserved (CC BY-SA), uploaded by davecz2
  • 3. (c) beautifulcataya, some rights reserved (CC BY-NC-ND)

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