| Documentation |
State |
Type |
| 1937. Contributions from the Gray Herbarium. |
CT, FL, IL, NJ, NY, PA, RI, TX |
Literature |
| 1971. Rhodora. |
GA |
Literature |
| 1986. Castanea. |
MD |
Literature |
| 1996. New Mexico Botanist. |
NM |
Literature |
| Anonymous. Personal communication to John Kartesz. |
AR, CA, DC, IA, IN, KS, LA, MO, MS, NC, SC, TN |
Literature |
| Campbell, Julian. Personal communication. |
KY |
Literature |
| Chester, E.W., B.E. Wofford, R. Kral, H.R. DeSelm, and A.M. Evans. 1993. Atlas of Tennessee vascular plants. 2 vols. Center for Field Biology Miscellaneous Publication No. 9/13. Austin Peay State University, Clarksville. |
TN |
Literature |
| Cooperrider, T.S. 1995. The Dicotyledoneae of Ohio. Part 2: Linaceae through Campanulaceae. Ohio State University Press, Columbus. |
OH |
Literature |
| Deam, C.C. 1940. Flora of Indiana. Wm.B. Burford Printing Co., Indianapolis. |
IN |
Literature |
| Deramus, R. 1970. Studies on the flora of the vascular plants of Dauphin Island, Mobile Co. Alabama. Ph.D. Dissertation. University of Alabama, Tuscaloosa. |
MS |
Literature |
| Fernald, M.L. 1950. Gray's manual of botany, 8th ed. American Book Company, New York. |
OH |
Literature |
| Haynes, R. 1990. A database of the Alabama flora. Unpublished. |
AL |
Literature |
| Hough, M.Y. 1978. New Jersey Wild Plants. Harmony Press, Harmony. |
NJ |
Literature |
| Illinois Plant Information Network (ILPIN). |
IL |
Literature |
| Kearney, T., and R.H. Peebles. 1960. Arizona flora with supplement. University of California Press, Los Angeles. |
AZ |
Literature |
| Magee, D. Flora of New England. Unpublished and undated. |
CT, MA, RI |
Literature |
| Massey, A.B. 1961. Virginia flora. Virginia Agricultural Experiment Station, Technical Bulletin 155. Blacksburg. |
VA |
Literature |
| McAvoy, William. Personal communication. |
DE |
Literature |
| Medley, M.E. 1993. An annotated catalogue of the known or reported vascular flora of Kentucky. Ph.D. Dissertation. University of Louisville, Louisville. |
KY |
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 |
| Reed, R. 1987. Wisconsin vascular plants. Unpublished. |
WI |
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 |
| Roalson, E.H., and K.W. Allred (eds.). 1995. A working index of New Mexico vascular plant names, plus supplements. New Mexico State University, Las Cruces. |
NM |
Literature |
| Seymour, F.C. 1969. The flora of New England. Charles E. Tuttle Company, Rutland. |
MA |
Literature |
| Smith, E.B. 1988. An atlas and annotated list of the vascular plants of Arkansas, 2d ed. |
AR |
Literature |
| Strausbaugh, P.D., and E.L. Core. 1977. Flora of West Virginia, 2nd ed., 4 vols. West Virginia Bulletin, Morgantown. |
WV |
Literature |
| TEX. Specimen at University of Texas, Austin, Texas. |
TX |
Specimen |
| Tatnall, E. 1860. Catalogue of the phaenogamous and filicoid plants of New Castle County, Delaware. Wilmington Institute, Wilmington. |
DE |
Literature |
| Tatnall, R.R. 1946. Flora of Delaware and the Eastern Shore. Society of Natural History of Delaware, Lancaster. |
DE |
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 |
| Texas A&M Bioinformatics Working Group. Texas A&M Bioinformatics Working Group Internet site. |
TX |
Literature |
| Thomas, R.D., and C.M. Allen. 1997. Atlas of the vascular flora of Louisiana, vols. 1-3 (Plus updates). Louisiana Department of Wildlife and Fisheries. Natural Heritage Program, Baton Rouge. |
LA |
Literature |
| Voss, E.G. 1985. Michigan flora. Cranbrook Institute of Science, Bloomfield Hills. |
MI |
Literature |
| Weber, W.R., and W.T. Corcoran. 1993. Atlas of Missouri vascular plants. Unpublished. Southwest Missouri State University and the Missouri Native Plant Society. |
MO |
Literature |
| West Virginia county level data. |
WV |
Literature |
| Wisconsin Natural Heritage Program. |
WI |
Literature |
| Wisconsin vascular plants. Wisconsin State Herbarium: University of Wisconsin - Madison. |
WI |
Literature |