| Documentation |
State |
Type |
| 1982. Journal of the Arizona-Nevada Academy of Science. |
AZ |
Literature |
| 1982. University of Wyoming Agricultural Experiment Station Bulletin. |
ND, NE, SD |
Literature |
| 2000. CalFlora: Information on California plants for education, research and conservation. The CalFlora Database, Berkeley. |
CA |
Literature |
| 2000. New Mexico Botanist. |
NM |
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 |
| BLMLK. Specimen at Bureau of Land Management, Lakeview, Oregon. |
OR |
Specimen |
| CIC. Specimen at Albertson College of Idaho, Caldwell, Idaho. |
ID |
Specimen |
| Chambers, K.L., and S. Sundberg. 1998. Oregon vascular plant checklist: Asteraceae. Oregon Flora Project. Oregon State University, Corvalis. |
OR |
Literature |
| Dorn, R.D. 1977. Manual of the vascular plants of Wyoming. 2 vols. Garland Publishing, Inc., New York. |
WY |
Literature |
| Hagwood, Sheri. 9 September 1993. Field observation validated by NPDC staff. |
ID |
Observation |
| 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 Unpublished and undated.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 |
| Hitchcock, C.L., and A. Cronquist. 1973. Flora of the Pacific Northwest. University of Washington Press, Seattle. |
MT |
Literature |
| ID. Specimen at University of Idaho, Moscow, Idaho. |
ID |
Specimen |
| IDF. Specimen at University of Idaho, Moscow, Idaho. |
ID |
Specimen |
| Johnston, B. 1991. List of Colorado plants. Unpublished. |
CO |
Literature |
| 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 Unpublished.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 |
| Oregon Flora Project species list; species noted on herbarium specimens. Unpublished and undated. |
OR |
Literature |
| Shultz, Leila M. Personal communication. |
UT |
Literature |
| Specimen Management System for California Herbaria (SMASCH). |
CA |
Literature |
| The flora of the Idaho National Engineering Laboratory. Unpublished and undated. |
ID |
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 |