| 1 | Native | Northern America | Eastern Canada | Canada | New Brunswick | | Scoggan, H. J. 1978-1979. The flora of Canada, 4 vol. |
| 1 | Native | Northern America | Eastern Canada | Canada | Newfoundland and Labrador | | Scoggan, H. J. 1978-1979. The flora of Canada, 4 vol. |
| 1 | Native | Northern America | Eastern Canada | Canada | Nova Scotia | | Scoggan, H. J. 1978-1979. The flora of Canada, 4 vol. |
| 1 | Native | Northern America | Eastern Canada | Canada | Ontario | | Scoggan, H. J. 1978-1979. The flora of Canada, 4 vol. |
| 1 | Native | Northern America | Eastern Canada | Canada | Prince Edward Island | | Scoggan, H. J. 1978-1979. The flora of Canada, 4 vol. |
| 1 | Native | Northern America | North-Central U.S.A. | United States | Illinois | | |
| 1 | Native | Northern America | North-Central U.S.A. | United States | Kansas | | |
| 1 | Native | Northern America | North-Central U.S.A. | United States | Minnesota | | |
| 1 | Native | Northern America | North-Central U.S.A. | United States | North Dakota | | |
| 1 | Native | Northern America | North-Central U.S.A. | United States | South Dakota | | |
| 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 | Maine | | 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 | 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 | New Hampshire | | 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 | | Gleason, H. A. & A. Cronquist. 1963. Manual of vascular plants of northeastern United States and adjacent Canada. |
| 1 | Native | Northern America | Northeastern U.S.A. | United States | Pennsylvania | | Gleason, H. A. & A. Cronquist. 1963. Manual of vascular plants of northeastern United States and adjacent Canada. |
| 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 | Vermont | | 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 | Northwestern U.S.A. | United States | Colorado | | |
| 1 | Native | Northern America | South-Central U.S.A. | United States | New Mexico | | Martin, W. C. & C. R. Hutchins. 1980. A flora of New Mexico. |
| 1 | Native | Northern America | Southeastern U.S.A. | United States | Florida | | Gleason, H. A. & A. Cronquist. 1963. Manual of vascular plants of northeastern United States and adjacent Canada. |
| 1 | Native | Northern America | Southeastern U.S.A. | United States | Maryland | | Gleason, H. A. & A. Cronquist. 1963. Manual of vascular plants of northeastern United States and adjacent Canada. |
| 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 | | Gleason, H. A. & A. Cronquist. 1963. Manual of vascular plants of northeastern United States and adjacent Canada. |
| 1 | Native | Northern America | Southeastern U.S.A. | United States | Virginia | | Gleason, H. A. & A. Cronquist. 1963. Manual of vascular plants of northeastern United States and adjacent Canada. |
| 1 | Native | Northern America | Western Canada | Canada | Alberta | | Scoggan, H. J. 1978-1979. The flora of Canada, 4 vol. |
| 1 | Native | Northern America | Western Canada | Canada | British Columbia | | Scoggan, H. J. 1978-1979. The flora of Canada, 4 vol. |
| 1 | Native | Northern America | Western Canada | Canada | Saskatchewan | | Scoggan, H. J. 1978-1979. The flora of Canada, 4 vol. |