| Documentation |
State |
Type |
| 1939. Rhodora. |
NH |
Literature |
| 1946. Castanea. |
MD |
Literature |
| 1967. Sida. |
DE |
Literature |
| 1990. Michigan Botanist. |
MI |
Literature |
| 2001. Journal of the Iowa Academy of Science. |
IA |
Literature |
| Bureau of Farm Products & Plant Industries. Massachusetts prohibited plant list (23 January 2006). Massachusetts Department of Agricultural Resources, Massachusetts. |
|
Literature |
| Campbell, Julian. Personal communication. |
KY |
Literature |
| Clemants, Steven. Personal communication. |
NJ, NY |
Literature |
| Connecticut Invasive Plants Council. Connecticut invasive plant list (20 April 2005). Connecticut Invasive Plants Council, Connecticut. |
|
Literature |
| Cooperrider, T.S. 1995. The Dicotyledoneae of Ohio. Part 2: Linaceae through Campanulaceae. Ohio State University Press, Columbus. |
OH |
Literature |
| District of Columbia Natural Heritage Program. |
DC |
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 |
| George, G.G. 1992. A synonymized checklist of the plants found growing in Rhode Island. Rhode Island Wild Plant Society. |
RI |
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 |
| Hoffman, R. & K. Kearns (eds.). Wisconsin manual of control recommendations for ecologically invasive plants. Wisconsin Dept. Natural Resources, Madison, Wisconsin. |
|
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 Unpublished and undated.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, NH, NY |
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 |
| 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 |
| Moore, Michael O. Personal communication. |
GA, WI |
Literature |
| Radford, A.E., H.A. Ahles, and C.R. Bell. 1965. Atlas of the vascular flora of the Carolinas. Department of Botany Technical Bulletin No. 165. Chapel Hill. |
NC |
Literature |
| Radford, A.E., H.A. Ahles, and C.R. Bell. 1968. Manual of the vascular flora of the Carolinas. University of North Carolina Press, Chapel Hill. |
NC |
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 |
| Swink, F., and G. Wilhelm. 1994. Plants of the Chicago Region, eds. 1-4. Morton Arboretum, Lisle. |
IL |
Literature |
| Weishaupt, C.G. 1971. Vascular plants of Ohio. Kendall/Hunt Publishing Co., Dubuque. |
OH |
Literature |
| Wherry, E.T., J.M. Fogg, and H.A. Wahl. 1979. Atlas of the flora of Pennsylvania. Morris Arboretum, Philadelphia. |
PA |
Literature |