| Documentation |
State |
Type |
| 1963. Brittonia. |
AZ |
Literature |
| 2000. CalFlora: Information on California plants for education, research and conservation. The CalFlora Database, Berkeley. |
CA |
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 |
| Arkansas State Plant Board. Regulations on plant diseases and pests (20 October 2003). Arkansas State Plant Board, Arkansas. |
|
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 |
| Everitt, J.H., D.L. Drawe, and R.I. Lonard. 1999. Field guide to the broad leaved herbaceous plants of South Texas used by livestock and wildlife. Texas Tech University Press, Lubbock. |
|
Literature |
| Hickman, J.C. (ed.). 1993. The Jepson manual. University of California Press, Berkeley. |
CA |
Literature |
| Hogan, Tim. Personal communication. |
CO |
Literature |
| Johnston, B. 1991. List of Colorado plants. Unpublished. |
CO |
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 Unpublished.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 |
| Kearney, T., and R.H. Peebles. 1960. Arizona flora with supplement. University of California Press, Los Angeles. |
AZ |
Literature |
| Kuhn, B., B.E. Nelson,and 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. |
KS |
Literature |
| Martin, W.C., and C.R. Hutchins. 1980. A flora of New Mexico. Strauss & Cramer, Germany. |
NM |
Literature |
| McGregor, R.L., R.E. Brooks, and L.A. Hauser. 1976. Checklist of Kansas vascular plants. Technical Publications of State Biological Survey of Kansas, No. 2. |
KS |
Literature |
| McGregor, R.L., et al. 1977. Atlas of the flora of the Great Plains. Iowa State University Press, Ames. |
NE, OK |
Literature |
| Mohlenbrock, R.H. 1986. Guide to the vascular flora of Illinois, rev. ed. Southern Illinois University Press, Carbondale and Edwardsville. |
IL |
Literature |
| Old, Richard. Personal communication. |
WA |
Literature |
| Oregon Administrative Rules. Quarantine; noxious weeds, Chapter 603-52-1200 (24 May 2006). State of Oregon, Oregon. |
|
Literature |
| Oregon Department of Agriculture. Noxious weed policy and classification system (24 May 2006). Oregon Department of Agriculture, Oregon. |
|
Literature |
| Plant Services Division. Prohibited, regulated and restricted noxious weeds (1 May 2006). Arizona Department of Agriculture, Arizona. |
|
Literature |
| Southern Weed Science Society. Weeds of the United States and Canada. CD-ROM. Southern Weed Science Society, Champaign, Illinois. |
|
Literature |
| Specimen Management System for California Herbaria (SMASCH). |
CA |
Literature |
| State Crop Pest Commission. Designation of plant pests (24 May 2006). State of South Carolina, South Carolina. |
|
Literature |
| Turner, B.L., H. Nichols, G. Denny, and O. Doron. 2003. Atlas of the Vascular Plants of Texas, vol. 1. Sida, Botanical Miscellany, No. 24. Botanical Research Institute of Texas Press, Fort Worth. |
TX |
Literature |
| Washington Administrative Code. Noxious weed control, Chapter 16-752 (24 May 2006). State of Washington, Washington. |
|
Literature |
| Washington Administrative Code. State noxious weed list and schedule of monetary penalties, Chapter 16-750 (24 May 2006). State of Washington, Washington. |
|
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 |
| Wilken, Dieter. Personal communication. |
CA |
Literature |
| NMC. Specimen at New Mexico State University, Las Cruces, New Mexico. |
NM |
Specimen |
| UNM. Specimen at University of New Mexico, Albuquerque, New Mexico. |
NM |
Specimen |
| WS. Specimen at Washington State University, Pullman, Washington. |
WA |
Specimen |
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