| Documentation |
State |
Type |
| 1944. Research Studies of the State College of Washington. |
OR |
Literature |
| 1999. University of Minnesota Herbarium: Vascular plant collection. |
MN |
Literature |
| 2000. CalFlora: Information on California plants for education, research and conservation. The CalFlora Database, Berkeley. |
CA |
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 |
| CIC. Specimen at Albertson College of Idaho, Caldwell, Idaho. |
ID |
Specimen |
| 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 |
| Dowhan, J.J. 1979. Preliminary checklist of the vascular flora of Connecticut (growing without cultivation). State Geological and Natural History Survey of Connecticut, Natural Resources Center, Department of Environmental Protection. Hartford. |
CT |
Literature |
| EOSC. Specimen at Eastern Oregon University, Lagrande, Oregon. |
OR |
Specimen |
| Gleason, H.A. 1963. The New Britton and Brown illustrated flora of the northeastern United States and adjacent Canada. Hafner Publishing Co., Inc., New York. |
AZ |
Literature |
| Hartman, R. Atlas of the vascular flora of Wyoming. Unpublished and undated. |
WY |
Literature |
| Heil, K.D, and S.L. O'Kane, Jr. 2002. Catalog of the Four Corners flora - vascular plants of the San Juan River Drainage: Arizona, Colorado, New Mexico and Utah, 6th ed. |
NM |
Literature |
| Hickman, J.C. (ed.). 1993. The Jepson manual. University of California Press, Berkeley. |
CA |
Literature |
| Hogan, Tim. Personal communication. |
CO |
Literature |
| ID. Specimen at University of Idaho, Moscow, Idaho. |
ID |
Specimen |
| IDS. Specimen at Idaho State University, Pocatello, Idaho. |
ID |
Specimen |
| Johnston, B. 1991. List of Colorado plants. Unpublished. |
CO |
Literature |
| Kuhn, B., B.E. Nelson, & R.L. Hartman. 2011. A floristic inventory of the Cimarron National Grassland (Kansas) and the Comanche National Grassland (Colorado). Journal of the Botanical Research Institute of Texas 5: 753-772. |
CO |
Literature |
| Martin, W.C., and C.R. Hutchins. 1980. A flora of New Mexico. Strauss & Cramer, Germany. |
NM |
Literature |
| McGregor, R.L., et al. 1977. Atlas of the flora of the Great Plains. Iowa State University Press, Ames. |
ND, SD |
Literature |
| Mitchell, R.S. (ed.). 1986. A checklist of New York State plants. Contributions of a Flora of New York State, Checklist III. New York State Bulletin No. 458. New York State Museum, Albany. |
NY |
Literature |
| Mohlenbrock, R.H. 1986. Guide to the vascular flora of Illinois, rev. ed. Southern Illinois University Press, Carbondale and Edwardsville. |
IL |
Literature |
| New York Flora Association. 1990. Preliminary vouchered atlas of New York State flora, ed. 1. New York State Museum Institute, Albany. |
NY |
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 |
| Seymour, F.C. 1969. The flora of New England. Charles E. Tuttle Company, Rutland. |
NH |
Literature |
| Shultz, Leila M. Personal communication. |
UT |
Literature |
| Sorrie, B.A. 1992. County checklist of Massachusetts plants. Unpublished. |
MA |
Literature |
| Specimen at Eastern New Mexico University, Portales, New Mexico. |
NM |
Specimen |
| St. John, H. 1963. Flora of southeastern Washington and adjacent Idaho, 3rd ed. Outdoor Pictures, Escondido. |
WA |
Literature |
| Voss, E.G. 1985. Michigan flora. Cranbrook Institute of Science, Bloomfield Hills. |
MI |
Literature |
| WS. Specimen at Washington State University, Pullman, Washington. |
WA |
Specimen |
| WTU. Specimen at University of Washington, Seattle, Washington. |
WA |
Specimen |
| 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 |
| Wetter, M.A., T.S. Cochrane, M.R. Black, and H.H. Iltis. 1998. Checklist of the vascular plants of Wisconsin. Unpublished. |
WI |
Literature |
| Wisconsin vascular plants. Wisconsin State Herbarium: University of Wisconsin - Madison. |
WI |
Literature |