| Documentation |
State |
Type |
| 1980. Four Seasons. |
CA |
Literature |
| 1988. List of plants on Vina Plains Preserve, Vina Plains Preserve Handbook, rev. 1987. Unpublished. Nature Conservancy. |
CA |
Literature |
| Anonymous. Personal communication to John Kartesz. |
DE, ID, VI |
Literature |
| Beauchamp, R.M. 1986. A flora of San Diego County, California. Sweetwater River Press, National City. |
CA |
Literature |
| Britton, N.L., and P. Wilson. 1926. Botany of Porto Rico and the Virgin Islands. Scientific Survey of Porto Rico and the Virgin Islands. New York Academy of Sciences, New York. |
PR |
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, ON |
Literature |
| Checklist of the vascular plants of San Diego County, California. San Diego Natural History Museum, San Diego. |
CA |
Literature |
| Crovello, T.J., C.A. Keller, and J.T. Kartesz. 1983. The vascular plants of Indiana: A computer based checklist. University of Notre Dame Press, Notre Dame. |
IN |
Literature |
| Deam, C.C. 1940. Flora of Indiana. Wm.B. Burford Printing Co., Indianapolis. |
IN |
Literature |
| District of Columbia Natural Heritage Program. |
DC |
Literature |
| Fisher, T.R. 1988. The Dicotyledoneae of Ohio. Part 3. Asteraceae. Ohio State University Press, Columbus. |
OH |
Literature |
| Harper, R.M. 1944. Preliminary report of the weeds of Alabama. Geological Survey of Alabama, Bulletin 53. Wetumpka. |
AL |
Literature |
| Hutchens, Robert. Personal communication. |
NM |
Literature |
| IDS. Specimen at Idaho State University, Pocatello, Idaho. |
ID |
Specimen |
| Meyer, J. 1990. Chrysler Herbarium Checklist. Manuscript. |
NJ |
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 |
| Peck, M.E. 1961. A manual of the higher plants of Oregon, 2nd ed. Oregon State University Press, Corvallis. |
OR |
Literature |
| Rhoads, A.F., and W.M. Klein, Jr. 1993. The vascular flora of Pennsylvania. Annotated checklist and atlas. American Philosophical Society, Philadelphia. |
PA |
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 |
| Schaffner, J.H. 1932. Revised catalog of Ohio vascular plants. Ohio Biological Survey Bulletin 25. Ohio State University, Columbus. |
OH |
Literature |
| Sorrie, B.A. 1992. County checklist of Massachusetts plants. Unpublished. |
MA |
Literature |
| Specimen Management System for California Herbaria (SMASCH). |
CA |
Literature |
| St. John, H. 1963. Flora of southeastern Washington and adjacent Idaho, 3rd ed. Outdoor Pictures, Escondido. |
WA |
Literature |
| Stevens, O.A. 1950. Handbook of North Dakota plants. Knight Printing Co., Fargo. |
ND |
Literature |
| Taylor, R.J., and C.E.S. Taylor. 1989. An annotated list of the ferns, fern allies, gymnosperms and flowering plants of Oklahoma. Southeast Oklahoma State University. |
OK |
Literature |
| UNM. Specimen at University of New Mexico, Albuquerque, New Mexico. |
NM |
Specimen |
| 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 |
| West Virginia county level data. |
WV |
Literature |
| Wherry, E.T., J.M. Fogg, and H.A. Wahl. 1979. Atlas of the flora of Pennsylvania. Morris Arboretum, Philadelphia. |
PA |
Literature |
| Wilken, Dieter. Personal communication. |
CA |
Literature |
| Wymer, N.E. 1987. Plant list of California Exposition floodplain, Fall 1986 and Spring 1987. Unpublished. Wymer & Associates, Citrus Heights, CA. |
CA |
Literature |
| Yatskievych, G., and J. Turner. 1990. Catalogue of the flora of Missouri. Monographs in Systematic Botany from the Missouri Botanical Garden 37. Missouri Botanical Garden, St. Louis. |
MO |
Literature |
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