| Documentation |
State |
Type |
| 1985. Rhodora. |
WI |
Literature |
| 1999. University of Minnesota Herbarium: Vascular plant collection. |
MN |
Literature |
| Abrams, L. 1960. An illustrated flora of the Pacific States. Stanford University Press, Stanford. |
WA |
Literature |
| Anonymous. Personal communication to John Kartesz. |
AK, ME, OH |
Literature |
| Booth, W.E., and J.C. Wright. 1966. Flora of Montana. Montana State University, Bozeman. |
MT |
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, MB, NT, ON, QC, SK, YT |
Literature |
| CS. Specimen at Colorado State University, Fort Collins, Colorado. |
CO |
Specimen |
| Campbell, C.S., et al. 1995. Checklist of the vascular plants of Maine, 3rd revision. Bulletin of the Josselyn Botanical Society, No. 13. |
ME |
Literature |
| Cooperrider, T.S, A.W. Cusick, and J.T. Kartesz (eds.). 1999. Seventh catalog of the vascular plants of Ohio (in press). Ohio State University Press, Columbus. |
OH |
Literature |
| Davis, R. 1952. Flora of Idaho. W.C. Brown Co., Dubuque. |
ID |
Literature |
| Dorn, R.D. 1977. Manual of the vascular plants of Wyoming. 2 vols. Garland Publishing, Inc., New York. |
WY |
Literature |
| Dorn, R.D. 1984. Vascular plants of Montana. Mountain West Publishers, Cheyenne. |
MT |
Literature |
| EOSC. Specimen at Eastern Oregon University, Lagrande, Oregon. |
OR |
Specimen |
| Hartman, R. Atlas of the vascular flora of Wyoming. Unpublished and undated. |
WY |
Literature |
| Hitchcock, C.L., A. Cronquist, M. Ownbey, and J.W. Thompson. 1969. Vascular plants of the Pacific Northwest. 5 vols. University of Washington Press, Seattle. |
ID |
Literature |
| Hulten, E. 1968. Flora of Alaska and neighboring territories: A manual of the vascular plants. Stanford University Press, Stanford. |
AK |
Literature |
| ID. Specimen at University of Idaho, Moscow, Idaho. |
ID |
Specimen |
| ID. Specimen at University of Idaho, Moscow, Idaho. |
ID |
Specimen |
| ID. Specimen at University of Idaho, Moscow, Idaho. |
ID |
Specimen |
| ID. Specimen at University of Idaho, Moscow, Idaho. |
ID |
Specimen |
| IDF. Specimen at University of Idaho, Moscow, Idaho. |
ID |
Specimen |
| IDF. Specimen at University of Idaho, Moscow, Idaho. |
ID |
Specimen |
| IDS. Specimen at Idaho State University, Pocatello, Idaho. |
ID |
Specimen |
| IDS. Specimen at Idaho State University, Pocatello, Idaho. |
ID |
Specimen |
| IDS. Specimen at Idaho State University, Pocatello, Idaho. |
ID |
Specimen |
| Kartesz, J.T. 1988. A flora of Nevada. Ph.D. Dissertation. University of Nevada, Reno. |
NV |
Literature |
| Kartesz, J.T. 2001. Atlas of the Nevada flora. Unpublished. |
NV |
Literature |
| Kaul, Robert. Personal communication. |
NE |
Literature |
| Layser, E.F. 1980. Flora of Pend Oreille County, Washington. Washington State University, Cooperative Extension, Pullman. |
WA |
Literature |
| McGregor, R.L., et al. 1977. Atlas of the flora of the Great Plains. Iowa State University Press, Ames. |
MN, MT, ND, NE, SD |
Literature |
| Montana Natural Heritage Program. |
MT |
Literature |
| North American Flora. New York Botanical Garden, New York. |
SD |
Literature |
| Oregon Flora Project species list; species noted on herbarium specimens. Unpublished and undated. |
OR |
Literature |
| Ownbey, G.B., and T. Morley. 1991. Vascular plants of Minnesota: A checklist and atlas. University of Minnesota Press, Minneapolis. |
MN |
Literature |
| Peck, M.E. 1961. A manual of the higher plants of Oregon, 2nd ed. Oregon State University Press, Corvallis. |
OR |
Literature |
| Reed, R. 1987. Wisconsin vascular plants. Unpublished. |
WI |
Literature |
| SRP. Specimen at Boise State University, Boise, Idaho. |
ID |
Specimen |
| Schaffner, J.H. 1932. Revised catalog of Ohio vascular plants. Ohio Biological Survey Bulletin 25. Ohio State University, Columbus. |
OH |
Literature |
| Shultz, Leila M. Personal communication. |
UT |
Literature |
| Specimen at Oregon Natural Heritage Information Center, Portland, Oregon. |
OR |
Specimen |
| Voss, E.G. 1985. Michigan flora. Cranbrook Institute of Science, Bloomfield Hills. |
MI |
Literature |
| WS. Specimen at Washington State University, Pullman, Washington. |
WA |
Specimen |
| WS. Specimen at Washington State University, Pullman, Washington. |
WA |
Specimen |
| WTU. Specimen at University of Washington, Seattle, Washington. |
WA |
Specimen |
| Washinton Natural Heritage Program. |
WA |
Literature |
| Welsh, S.L., N.D. Atwood, L.C. Higgins, and S. Goodrich. 1987. A Utah flora. Great Basin Naturalist Memoirs No. 9. Brigham Young University Press, Provo. |
UT |
Literature |
| Wisconsin Department of Natural Resources. 2002. The working list: rare vascular plants (29 January 2006). Bureau of Endangered Resources, Wisconsin. |
|
Literature |
| Wisconsin Natural Heritage Program. |
WI |
Literature |
| Wisconsin vascular plants. Wisconsin State Herbarium: University of Wisconsin - Madison. |
WI |
Literature |