| Documentation |
State |
Type |
| 1900. Memoirs of the New York Botanical Garden. |
MT |
Literature |
| 1939. Madroño. |
AK, SD |
Literature |
| 1968. Madroño. |
WY |
Literature |
| Abrams, L. 1960. An illustrated flora of the Pacific States. Stanford University Press, Stanford. |
AK, WA |
Literature |
| Anonymous. Personal communication to John Kartesz. |
ME, NV, UT, WY |
Literature |
| Bluhm, Wilbur. Personal communication. |
OR |
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, GL, LB, MB, NF, NT, NU, ON, QC, SK |
Literature |
| CIC. Specimen at Albertson College of Idaho, Caldwell, Idaho. |
ID |
Specimen |
| California Native Plant Society. Inventory of rare and endangered plants. |
CA |
Literature |
| Davis, R. 1952. Flora of Idaho. W.C. Brown Co., Dubuque. |
ID, OR, WA |
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 |
| Harrington, H.D. 1964. Manual of the plants of Colorado. Sage Books, Denver. |
CO, MT |
Literature |
| Hartman, R. Atlas of the vascular flora of Wyoming. Unpublished and undated. |
WY |
Literature |
| Hickman, J.C. (ed.). 1993. The Jepson manual. University of California Press, Berkeley. |
CA |
Literature |
| Hulten, E., and M. Fries. 1986. Atlas of North European vascular plants north of the Tropic of Cancer. 3 vols. Koeltz Scientific Books, Germany. |
NY |
Literature |
| ID. Specimen at University of Idaho, Moscow, 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 Unpublished.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 |
| Layser, E.F. 1980. Flora of Pend Oreille County, Washington. Washington State University, Cooperative Extension, Pullman. |
WA |
Literature |
| Lehr, J.H. 1978. A catalogue of the flora of Arizona. Desert Botanical Garden, Phoenix. |
AZ |
Literature |
| Magee, D. Flora of New England. Unpublished and undated. |
VT |
Literature |
| Maine Natural Areas Program. 1999. Maine's rare, threatened, and endangered plants (20 October 2002). Maine Department of Conservation, Maine. |
|
Literature |
| Naas, D., R. Naas, and E. Burnett. 1990. North Cascades National Park, Ross Lake, and Lake Chelan National Recreation Areas: A checklist of vascular plants of the North Cascades, Washington. Sedro-Woolley. |
WA |
Literature |
| New Hampshire Natural Heritage Inventory. 2002. Rare plant list for New Hampshire (20 October 2002). Division of Forests and Lands, New Hampshire. |
|
Literature |
| Oregon Flora Project species list; species noted on herbarium specimens. Unpublished and undated. |
OR |
Literature |
| Peck, M.E. 1961. A manual of the higher plants of Oregon, 2nd ed. Oregon State University Press, Corvallis. |
OR |
Literature |
| Richards, C.D., F. Hyland, and L.M. Eastman. 1983. Revised check-list of the vascular plants of Maine. Bulletin of the Josselyn Botanical Society, No. 11. |
ME |
Literature |
| SRP. Specimen at Boise State University, Boise, Idaho. |
ID |
Specimen |
| Schuller, S.R., and L.C. Cornelius. 1982. Checklist of the vascular plants of Goat Marsh Research Natural Area. Pacific Northwest Forest and Range Experiment Station. Pacific Northwest Forest and Range Experiment Station Administrative Report PNW-3. USDA Forest Service. |
WA |
Literature |
| Seymour, F.C. 1969. The flora of New England. Charles E. Tuttle Company, Rutland. |
NH |
Literature |
| Shultz, Leila M. Personal communication. |
UT |
Literature |
| Specimen at Douglas County Museum, Roseburg, Oregon. |
OR |
Specimen |
| U.S. Fish and Wildlife Service. 1988. National list of vascular plant species that occur in wetlands. U.S. Fish & Wildlife Service Biological Report 88 (26.9). |
|
Literature |
| U.S. Fish and Wildlife Service. 1993. 1993 supplement to list of plant species that occur in wetlands: Northwest (Region 9). Supplement to U.S. Fish & Wildlife Service Biological Report 88 (26.9). |
|
Literature |
| Van Bruggen, T. 1985. The vascular plants of South Dakota, 2d ed. Iowa State University Press, Ames. |
SD |
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 |