| 1 | Native | Northern America | Eastern Canada | Canada | Ontario | s. | Scoggan, H. J. 1978-1979. The flora of Canada, 4 vol. |
| 1 | Native | Northern America | North-Central U.S.A. | United States | Illinois | | Mohlenbrock, R. H. & D. M. Ladd. 1978. Distribution of Illinois vascular plants |
| 1 | Native | Northern America | North-Central U.S.A. | United States | Kansas | e. | Yatskievych, G. 1999-. Steyermark's Flora of Missouri, revised edition |
| 1 | Native | Northern America | North-Central U.S.A. | United States | Missouri | | Yatskievych, G. 1999-. Steyermark's Flora of Missouri, revised edition |
| 1 | Native | Northern America | North-Central U.S.A. | United States | Oklahoma | e. | McGregor, R. L. et al. (The Great Plains Flora Association). 1986. Flora of the Great Plains. |
| 1 | Native | Northern America | Northeastern U.S.A. | United States | Connecticut | | Magee, D. W. & H. E. Ahles. 1999. Flora of the Northeast. A manual of the vascular flora of New England and adjacent New York. |
| 1 | Native | Northern America | Northeastern U.S.A. | United States | Indiana | | Isely, D. 1998. Native and naturalized Leguminosae (Fabaceae) of the United States (exclusive of Alaska and Hawaii) |
| 1 | Native | Northern America | Northeastern U.S.A. | United States | Massachusetts | | Magee, D. W. & H. E. Ahles. 1999. Flora of the Northeast. A manual of the vascular flora of New England and adjacent New York. |
| 1 | Native | Northern America | Northeastern U.S.A. | United States | Michigan | s. | Voss, E. 1972-. Michigan flora. |
| 1 | Native | Northern America | Northeastern U.S.A. | United States | New Hampshire | s. | Magee, D. W. & H. E. Ahles. 1999. Flora of the Northeast. A manual of the vascular flora of New England and adjacent New York. |
| 1 | Native | Northern America | Northeastern U.S.A. | United States | New York | s.e. | Magee, D. W. & H. E. Ahles. 1999. Flora of the Northeast. A manual of the vascular flora of New England and adjacent New York. |
| 1 | Native | Northern America | Northeastern U.S.A. | United States | Ohio | | Gleason, H. A. & A. Cronquist. 1991. Manual of vascular plants of northeastern United States and adjacent Canada, ed. 2 |
| 1 | Native | Northern America | Northeastern U.S.A. | United States | Pennsylvania | | Isely, D. 1998. Native and naturalized Leguminosae (Fabaceae) of the United States (exclusive of Alaska and Hawaii) |
| 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. |
| 1 | Native | Northern America | Northeastern U.S.A. | United States | West Virginia | | Isely, D. 1998. Native and naturalized Leguminosae (Fabaceae) of the United States (exclusive of Alaska and Hawaii) |
| 1 | Native | Northern America | South-Central U.S.A. | United States | Texas | e. | 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 | | Isely, D. 1998. Native and naturalized Leguminosae (Fabaceae) of the United States (exclusive of Alaska and Hawaii) |
| 1 | Native | Northern America | Southeastern U.S.A. | United States | Arkansas | | Isely, D. 1998. Native and naturalized Leguminosae (Fabaceae) of the United States (exclusive of Alaska and Hawaii) |
| 1 | Native | Northern America | Southeastern U.S.A. | United States | Delaware | | Isely, D. 1998. Native and naturalized Leguminosae (Fabaceae) of the United States (exclusive of Alaska and Hawaii) |
| 1 | Native | Northern America | Southeastern U.S.A. | United States | Florida | n. | Isely, D. 1998. Native and naturalized Leguminosae (Fabaceae) of the United States (exclusive of Alaska and Hawaii) |
| 1 | Native | Northern America | Southeastern U.S.A. | United States | Georgia | | Isely, D. 1998. Native and naturalized Leguminosae (Fabaceae) of the United States (exclusive of Alaska and Hawaii) |
| 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. Note: mentions |
| 1 | Native | Northern America | Southeastern U.S.A. | United States | Louisiana | | Isely, D. 1998. Native and naturalized Leguminosae (Fabaceae) of the United States (exclusive of Alaska and Hawaii) |
| 1 | Native | Northern America | Southeastern U.S.A. | United States | Maryland | | Brown, R. G. & M. L. Brown. 1984. Herbaceous plants of Maryland |
| 1 | Native | Northern America | Southeastern U.S.A. | United States | North Carolina | | Isely, D. 1998. Native and naturalized Leguminosae (Fabaceae) of the United States (exclusive of Alaska and Hawaii) |
| 1 | Native | Northern America | Southeastern U.S.A. | United States | South Carolina | | Isely, D. 1998. Native and naturalized Leguminosae (Fabaceae) of the United States (exclusive of Alaska and Hawaii) |
| 1 | Native | Northern America | Southeastern U.S.A. | United States | Tennessee | | Tennessee Flora Committee. 2015. Guide to the vascular plants of Tennessee University of Tennessee Press, Knoxville. Tennessee. |
| 1 | Native | Northern America | Southeastern U.S.A. | United States | Virginia | | Isely, D. 1998. Native and naturalized Leguminosae (Fabaceae) of the United States (exclusive of Alaska and Hawaii) |