| Documentation |
State |
Type |
| 1999. University of Minnesota Herbarium: Vascular plant collection. |
MN |
Literature |
| Albee, B.J., L.M. Shultz, and S. Goodrich. 1988. Atlas of the vascular plants of Utah. Utah Museum of Natural History Occasional Publication No. 7. Salt Lake City. |
UT |
Literature |
| Brouillet, L., F. Coursol, and M. Favreau. 2006. VASCAN. The database of Canadian vascular plants. Herbier Marie-Victorin, Institut de recherche en biologie végétale, Université de Montréal. |
AB, BC, ON, SK |
Literature |
| Cholewa, Anita F. Personal communication. |
MN |
Literature |
| Dorn, R.D. 1984. Vascular plants of Montana. Mountain West Publishers, Cheyenne. |
MT |
Literature |
| Flora of North America Editorial Committee (eds.). 1993. Flora of North America north of Mexico. 3+ vols. Oxford University Press, New York and Oxford. |
AZ, WY |
Literature |
| Hogan, Tim. Personal communication. |
CO |
Literature |
| Johnston, B. 1991. List of Colorado plants. Unpublished. |
CO |
Literature |
| Legler, B.S. 2010. Additions to the vascular flora of New Mexico. Journal of the Botanical Research Institute of Texas 4: 777-784. |
NM |
Literature |
| Michigan Natural Features Inventory. 1999. Michigan's special plants (20 October 2002). Michigan Department of Natural Resources, Michigan. |
|
Literature |
| Michigan Natural Features Inventory. |
MI |
Literature |
| Specimen at Oregon Natural Heritage Information Center, Portland, Oregon. |
OR |
Specimen |
| Sundberg, Scott. Personal communication. |
OR |
Literature |
| WTU. Specimen at University of Washington, Seattle, Washington. |
WA |
Specimen |
| Washington Natural Heritage Program. 2002. Endangered, threatened and sensitive vascular plants of Washington (20 October 2002). Washington State Department of Natural Resources, Washington. |
|
Literature |
| Washinton Natural Heritage Program. |
WA |
Literature |
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