| 1 | Native | Northern America | North-Central U.S.A. | United States | Illinois | | Jones, G. N. & G. D. Fuller. 1955. Vascular plants of Illinois. |
| 1 | Native | Northern America | North-Central U.S.A. | United States | Missouri | s.e. | Steyermark, J. A. 1977. Flora of Missouri. |
| 1 | Native | Northern America | Northeastern U.S.A. | United States | Connecticut | New Haven Co. | Magee, D. W. & H. E. Ahles. 1999. Flora of the Northeast. A manual of the vascular flora of New England and adjacent New York. 648. |
| 1 | Native | Northern America | Northeastern U.S.A. | United States | Indiana | | Deam, C. C. 1940. Flora of Indiana. |
| 1 | Native | Northern America | Northeastern U.S.A. | United States | Massachusetts | Hampshire Co. | Magee, D. W. & H. E. Ahles. 1999. Flora of the Northeast. A manual of the vascular flora of New England and adjacent New York. 648. |
| 1 | Native | Northern America | Northeastern U.S.A. | United States | Michigan | Cass Co. | Voss, E. 1972-. Michigan flora. |
| 1 | Native | Northern America | Northeastern U.S.A. | United States | Pennsylvania | | Wherry, E. T. et al. 1979. Atlas of the flora of Pennsylvania. |
| 1 | Native | Northern America | Northeastern U.S.A. | United States | Rhode Island | | Magee, D. W. & H. E. Ahles. 1999. Flora of the Northeast. A manual of the vascular flora of New England and adjacent New York. 648. |
| 1 | Native | Northern America | South-Central U.S.A. | United States | Texas | | Correll, D. S. & M. C. Johnston. 1970. Manual of the vascular plants of Texas |
| 1 | Native | Northern America | Southeastern U.S.A. | United States | Alabama | | Godfrey, R. K. 1988. Trees, shrubs, and woody vines of northern Florida and adjacent Georgia and Alabama. 444-447. |
| 1 | Native | Northern America | Southeastern U.S.A. | United States | Arkansas | | Smith, E. B. 1978. An atlas and annotated list of the vascular plants of Arkansas |
| 1 | Native | Northern America | Southeastern U.S.A. | United States | Florida | http://www.plantatlas.usf.edu/main.asp?plantID=827 | Godfrey, R. K. 1988. Trees, shrubs, and woody vines of northern Florida and adjacent Georgia and Alabama. 444-447. |
| 1 | Native | Northern America | Southeastern U.S.A. | United States | Georgia | | Duncan, W. H. & J. T. Kartesz. 1981. Vascular flora of Georgia: an annotated checklist. |
| 1 | Native | Northern America | Southeastern U.S.A. | United States | Kentucky | | Jones, R. L. 2005. Plant life of Kentucky: an illustrated guide to the vascular flora. 381. |
| 1 | Native | Northern America | Southeastern U.S.A. | United States | Louisiana | | Duncan, W. H. 1975. Woody vines of the southeastern United States 57. |
| 1 | Native | Northern America | Southeastern U.S.A. | United States | Mississippi | | Duncan, W. H. 1975. Woody vines of the southeastern United States 57. |
| 1 | Native | Northern America | Southeastern U.S.A. | United States | North Carolina | | Radford, A. E. et al. 1964. Manual of the vascular flora of the Carolinas. |
| 1 | Native | Northern America | Southeastern U.S.A. | United States | South Carolina | | Radford, A. E. et al. 1964. Manual of the vascular flora of the Carolinas. |
| 1 | Native | Northern America | Southeastern U.S.A. | United States | Tennessee | | Wofford, B. E. Database of Tennessee vascular plants (on-line resource). |
| 1 | Native | Northern America | Southeastern U.S.A. | United States | Virginia | | Weakley, A. S. et al. 2012. Flora of Virginia. 606. |
| 2 | Cultivated | Northern America | Northeastern U.S.A. | United States | Ohio | | |
| 2 | Cultivated | Northern America | Southeastern U.S.A. | United States | Delaware | | |
| 3 | Adventive | Northern America | Northeastern U.S.A. | United States | New York | Suffolk Co. | Magee, D. W. & H. E. Ahles. 1999. Flora of the Northeast. A manual of the vascular flora of New England and adjacent New York. 648. |
| 3 | Adventive | Northern America | Southeastern U.S.A. | United States | Maryland | | Brown, R. G. & M. L. Brown. 1972. Woody plants of Maryland 190. |
| 4 | Naturalized | Northern America | | United States | | probably natzd. in n. | |
| 5 | Uncertain | Northern America | Northeastern U.S.A. | United States | West Virginia | cult., possibly native in one valley | Strausbaugh, T. D. & E. L. Core. 1978. Flora of West Virginia, ed. 2. 556. |