Edited by Minnesota Scientific and Natural Areas, some rights reserved (CC BY-SA)
Photo Credits
- 1. (c) liz west, some rights reserved (CC BY-NC)
- 2. (c) Chris Parker, some rights reserved (CC BY-ND)
- 3. (c) Smithsonian Institution, National Museum of Natural History, Department of Botany, some rights reserved (CC BY-NC-SA)
- 4. (c) MJ Bach, some rights reserved (CC BY-NC), uploaded by MJ Bach
- 5. (c) Superior National Forest, some rights reserved (CC BY)
- 6. (c) Susan Elliott, some rights reserved (CC BY-NC), uploaded by Susan Elliott
- 7. (c) Charlotte Bill, some rights reserved (CC BY-NC), uploaded by Charlotte Bill
- 8. (c) Bas Kers (NL), some rights reserved (CC BY-NC-SA)
- 9. (c) Merike Linnamägi, some rights reserved (CC BY-NC-ND)
- 10. (c) Kari Pihlaviita, some rights reserved (CC BY-NC)
- 11. (c) Amadej Trnkoczy, some rights reserved (CC BY-NC-SA)