| Documentation |
State |
Type |
| Anonymous. Personal communication to John Kartesz. |
CT, MD, NC, NY, PA, TN, VA |
Literature |
| Brown, R.G., and M.L. Brown. 1972. Woody plants of Maryland. Port City Press, Inc., Baltimore. |
MD |
Literature |
| Campbell, D. 2012. Noteworthy collections. North Carolina. Castanea 77: 80-81. |
NC |
Literature |
| Connecticut Department of Environmental Protection. 1998. Endangered, threatened & special concern plants (20 October 2002). State of Connecticut, Connecticut. |
|
Literature |
| Dowhan, J.J. 1979. Preliminary checklist of the vascular flora of Connecticut (growing without cultivation). State Geological and Natural History Survey of Connecticut, Natural Resources Center, Department of Environmental Protection. Hartford. |
CT |
Literature |
| Duncan, H.D., and M.B. Duncan. 1988. Trees of southeastern United States. University of Georgia Press, Athens. |
TN |
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 |
| Magee, D. Flora of New England. Unpublished and undated. |
CT, MA |
Literature |
| Maryland Natural Heritage Program. 1997. Rare, threatened and endangered plants of Maryland (20 October 2002). Maryland Department of Natural Resources, Maryland. |
|
Literature |
| Meyer, J. 1990. Chrysler Herbarium Checklist. Manuscript. |
NJ |
Literature |
| Michigan Natural Features Inventory. |
MI |
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 |
| North Carolina Natural Heritage Program. |
NC |
Literature |
| Office of Natural Lands Management. 2001. Special plants of New Jersey (20 October 2002). Department of Environmental Protection and Energy, New Jersey. |
|
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 |
| Sorrie, B.A. 1992. County checklist of Massachusetts plants. Unpublished. |
MA |
Literature |
| Strausbaugh, P.D., and E.L. Core. 1977. Flora of West Virginia, 2nd ed., 4 vols. West Virginia Bulletin, Morgantown. |
WV |
Literature |
| Thompson, S.A. 1997. Vascular plants: review of status in Pennsylvania (20 October 2002). Department of Conservation and Natural Resources, Pennsylvania. |
|
Literature |
| U.S. Fish and Wildlife Service. 1988. National list of vascular plant species that occur in wetlands. U.S. Fish & Wildlife Service Biological Report 88 (26.9). |
|
Literature |
| Voss, E.G. 1985. Michigan flora. Cranbrook Institute of Science, Bloomfield Hills. |
MI |
Literature |
| West Virginia Natural Heritage Program. |
WV |
Literature |
| 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 |
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