| Documentation |
State |
Type |
| 1992. Madroño. |
OR |
Literature |
| 2000. CalFlora: Information on California plants for education, research and conservation. The CalFlora Database, Berkeley. |
CA |
Literature |
| Assorted authors. State noxious weed lists for 46 states. State agriculture or natural resource departments. |
|
Literature |
| California Department of Food and Agriculture. Pest ratings of noxious weed species and noxious weed seed (20 October 2003). California Department of Food and Agriculture, California. |
|
Literature |
| Hickman, J.C. (ed.). 1993. The Jepson manual. University of California Press, Berkeley. |
CA |
Literature |
| Hrusa, G.F. 2003. Noxious weeds data. Unpublished. |
CA |
Literature |
| INVADERS database. |
OR |
Literature |
| Kartesz, J.T. 1988. A flora of Nevada. University of Nevada, Reno. |
NV |
Literature |
| Kartesz, J.T. 2001. Atlas of the Nevada flora. Unpublished. |
NV |
Literature |
| Nevada Administrative Code. Control of insects, pests, and noxious weeds (20 October 2003). State of Nevada, Nevada. |
|
Literature |
| Plant Services Division. Prohibited, regulated and restricted noxious weeds (1 May 2006). Arizona Department of Agriculture, Arizona. |
|
Literature |
| Shultz, Leila M. Personal communication. |
UT |
Literature |
| Specimen Management System for California Herbaria (SMASCH). |
CA |
Literature |
| Utah Department of Agriculture. Utah noxious weed act (20 October 2003). Utah Department of Agriculture, Utah. |
|
Literature |
| Voss, E.G. 1985. Michigan flora. Cranbrook Institute of Science, Bloomfield Hills. |
MI |
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 |
| Whitson, T.D. (ed.) et al. Weeds of the West. Western Society of Weed Science in cooperation with Cooperative Extension Services, University of Wyoming, Laramie, Wyoming. |
|
Literature |
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