| Documentation |
State |
Type |
| 1989. Illinois Natural History Survey. |
IL |
Literature |
| 1999. University of Minnesota Herbarium: Vascular plant collection. |
MN |
Literature |
| Booth, W.E., and J.C. Wright. 1966. Flora of Montana. Montana State University, Bozeman. |
MT |
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. |
AB, BC, MB, NB, NF, NS, NT, ON, QC, SK, YT |
Literature |
| Deam, C.C. 1940. Flora of Indiana. Wm.B. Burford Printing Co., Indianapolis. |
IN |
Literature |
| Department of Environmental Conservation. 2000. Protected native plants (20 October 2002). Division of Land and Forests, New York. |
|
Literature |
| Dorn, R.D. 1977. Manual of the vascular plants of Wyoming. 2 vols. Garland Publishing, Inc., New York. |
WY |
Literature |
| Dorn, R.D. 1984. Vascular plants of Montana. Mountain West Publishers, Cheyenne. |
MT |
Literature |
| Hartman, R. Atlas of the vascular flora of Wyoming. Unpublished and undated. |
WY |
Literature |
| Magee, D. Flora of New England. Unpublished and undated. |
MA, ME, NH |
Literature |
| McGregor, R.L., et al. 1977. Atlas of the flora of the Great Plains. Iowa State University Press, Ames. |
ND, SD |
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 |
| New Hampshire Natural Heritage Inventory. 2002. Rare plant list for New Hampshire (20 October 2002). Division of Forests and Lands, New Hampshire. |
|
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 |
| 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 Unpublished.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 |
| 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 |
| Voss, E.G. 1985. Michigan flora. Cranbrook Institute of Science, Bloomfield Hills. |
MI |
Literature |
| Wisconsin vascular plants. Wisconsin State Herbarium: University of Wisconsin - Madison. |
WI |
Literature |
| Yatskievych, Kay. Personal communication. |
IN |
Literature |