| Documentation |
State |
Type |
| 1971. Journal of the Elisha Mitchell Scientific Society. |
NJ |
Literature |
| 1999. University of Minnesota Herbarium: Vascular plant collection. |
MN |
Literature |
| Atwood, J.T., et al. 1973. Check list of Vermont plants. Vermont Botanical and Bird Club. |
VT |
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. |
LB, MB, NB, NF, NS, ON, PE, QC, SB, SK |
Literature |
| Brown, R.G., and M.L. Brown. 1972. Woody plants of Maryland. Port City Press, Inc., Baltimore. |
MD |
Literature |
| Clemants, Steven. Personal communication. |
CT, NJ, NY |
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 |
| 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 |
| Eilers, L.J., and D.M. Roosa. 1991. The vascular plants of Iowa. University of Iowa Press, Iowa City. |
IA |
Literature |
| Endangered Species Protection Board. 1999. Endangered and threatened species list (20 October 2002). Illinois Department of Natural Resources, Illinois. |
|
Literature |
| Flora of North America Editorial Committee (eds.). 1993. Flora of North America north of Mexico. 3+ vols. Oxford University Press, New York and Oxford. |
VA |
Literature |
| Furlow, J.J. 1991. The vascular flora of Ohio: Vol. 2, Part 1 - Dicotyledoneae: Saururaceae through Fabaceae. Unpublished. |
OH |
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. 1977. Atlas of the Virginia flora, Part I. Petridophytes through monocotyledons. Virginia Botanical Associates, Farmville. |
VA |
Literature |
| Herkert, J.R. (ed.). 1991. Endangered and threatened species of Illinois: Status and distribution. Vol. 1, Plants. Illinois Endangered Species Protection Board. |
IL |
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, ME, NH, NY, RI, VT |
Literature |
| McGregor, R.L., et al. 1977. Atlas of the flora of the Great Plains. Iowa State University Press, Ames. |
ND |
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 |
| Ownbey, G.B., and T. Morley. 1991. Vascular plants of Minnesota: A checklist and atlas. University of Minnesota Press, Minneapolis. |
MN |
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 |
| 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 |
| Seymour, F.C. 1969. The flora of New England. Charles E. Tuttle Company, Rutland. |
NH |
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 |
| 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 |
| U.S. Fish and Wildlife Service. 1993. 1993 supplement to list of plant species that occur in wetlands: Northwest (Region 9). Supplement to 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 |
| Weishaupt, C.G. 1971. Vascular plants of Ohio. Kendall/Hunt Publishing Co., Dubuque. |
OH |
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 |
| Wisconsin vascular plants. Wisconsin State Herbarium: University of Wisconsin - Madison. |
WI |
Literature |