| Documentation |
State |
Type |
| 1967. Castanea |
AL |
Literature |
| 1995. Rhodora |
CT |
Literature |
| Anonymous. Personal communication to John Kartesz |
IN |
Literature |
| Brown, M.L., and R.G. Brown. 1984. Herbaceous plants of Maryland. Port City Press, Inc., Baltimore |
MD |
Literature |
| Campbell, Julian. Personal communication |
KY |
Literature |
| Cronquist, A. 1980. Vascular flora of the southeastern United States. (includes vol. 1). University of North Carolina Press, Chapel Hill |
MS, TN |
Literature |
| Deam, C.C. 1940. Flora of Indiana. Wm.B. Burford Printing Co., Indianapolis |
IN |
Literature |
| Department of Environmental Conservation. 2000. Protected native plants (http://www.dec.ny.gov/regs/15522.html, 20 October 2002). Division of Land and Forests, New York |
|
Literature |
| District of Columbia Natural Heritage Program |
DC |
Literature |
| Duncan, W.H., and J.T. Kartesz. 1981. Vascular flora of Georgia. University of Georgia Press, Athens |
GA |
Literature |
| Fernald, M.L. 1950. Gray's manual of botany, 8th ed. American Book Company, New York |
PA |
Literature |
| Fisher, T.R. 1988. The Dicotyledoneae of Ohio. Part 3. Asteraceae. Ohio State University Press, Columbus |
OH |
Literature |
| Gleason, H.A. 1963. The New Britton and Brown illustrated flora of the northeastern United States and adjacent Canada. Hafner Publishing Co., Inc., New York |
AR, NY |
Literature |
| Glenn, S.D. (ed.). 2013. New York Metropolitan Flora database. New York Metropolitan Flora Project, Brooklyn Botanic Garden, New York |
NJ, NY |
Literature |
| Harvill, A.M., C.E. Stevens, and D.M.E. Ware. 1981. Atlas of the Virginia flora, Part II. Dicotyledons. Virginia Botanical Associates, Farmville |
VA |
Literature |
| Hough, M.Y. 1978. New Jersey Wild Plants. Harmony Press, Harmony |
NJ |
Literature |
| Medley, M.E. 1993. An annotated catalogue of the known or reported vascular flora of Kentucky. University of Louisville, Louisville |
KY |
Literature |
| New Jersey Natural Heritage Program |
NJ |
Literature |
| New York Flora Association. 1990. Preliminary vouchered atlas of New York State flora, ed. 1. New York State Museum Institute, Albany |
NY |
Literature |
| New York Natural Heritage Program |
NY |
Literature |
| Ohio Natural Heritage Database |
OH |
Literature |
| Rayner, D.E., C. Aulbach-Smith., et al. South Carolina plant atlas |
SC |
Literature |
| Thomas, R.D., and C.M. Allen. 1993. Atlas of the vascular flora of Louisiana, vols. 1-3. Louisiana Department of Wildlife and Fisheries. Natural Heritage Program, Fort Worth, TX |
LA |
Literature |
| Tucker, A.O., N.H. Dill, C.R. Broome, C.E. Phillps, and M.J. Maciarello. 1979. Rare and endangered vascular plant species in Delaware. Society of Natural History of Delaware in Cooperation with the US Fish and Wildlife Service |
DE |
Literature |
| Weakley, A.S. 1996. Flora of the Carolinas and Virginia. Unpublished |
NC |
Literature |
| West Virginia Natural Heritage Program |
WV |
Literature |
| Wunderlin, R.P., B.F. Hansen,and E.L. Bridges. 1996. Atlas of Florida vascular plants: CD-ROM. University of South Florida, Tampa |
FL |
Literature |
| Wunderlin, R.P., and B.F. Hansen. 2008. Atlas of Florida Vascular Plants (http://florida.plantatlas.usf.edu) [online: accessed on 8 November 2014]. Institute for Systematic Botany, University of South Florida, Tampa, FL |
FL |
Literature |
