| United States | | | Anonymous | 1986 | (none) | List-Based Rec., Soil Conserv. Serv., U.S.D.A. | |
| United States | | | Correll, D. S. & M. C. Johnston | 1970 | (none) | Man. Vasc. Pl. Texas | i–xv, 1–1881 |
| United States | | | Long, R. W. & O. K. Lakela | 1971 | (none) | Fl. Trop. Florida | i–xvii, 1–962 |
| United States | | | Small, J. K. | 1933 | (none) | Man. S.E. Fl. | i–xxii, 1–1554 |
| United States | | | Godfrey, R. K. & J. W. Wooten | 1981 | (none) | Aquatic Wetland Pl. S.E. U.S. Dicot. | 1–944 |
| United States | | | Radford, A. E., H. E. Ahles & C. R. Bell | 1968 | (none) | Man. Vasc. Fl. Carolinas | i–lxi, 1–1183 |
| United States | Alabama | | Radford, A. E., H. E. Ahles & C. R. Bell | 1968 | (none) | Man. Vasc. Fl. Carolinas | i–lxi, 1–1183 |
| United States | Arkansas | Craighead | Mathias, M. E. & L. Constance | 1941 | A synopsis of the North American species of Eryngium | Amer. Midl. Naturalist | 25(2): 361–387 |
| United States | Arkansas | Pope | Mathias, M. E. & L. Constance | 1941 | A synopsis of the North American species of Eryngium | Amer. Midl. Naturalist | 25(2): 361–387 |
| United States | Florida | | Radford, A. E., H. E. Ahles & C. R. Bell | 1968 | (none) | Man. Vasc. Fl. Carolinas | i–lxi, 1–1183 |
| United States | Florida | | Mathias, M. E. & L. Constance | 1941 | A synopsis of the North American species of Eryngium | Amer. Midl. Naturalist | 25(2): 361–387 |
| United States | Florida | | Correll, D. S. & M. C. Johnston | 1970 | (none) | Man. Vasc. Pl. Texas | i–xv, 1–1881 |
| United States | Florida | | Long, R. W. & O. K. Lakela | 1971 | (none) | Fl. Trop. Florida | i–xvii, 1–962 |
| United States | Florida | | Small, J. K. | 1933 | (none) | Man. S.E. Fl. | i–xxii, 1–1554 |
| United States | Florida | | Godfrey, R. K. & J. W. Wooten | 1981 | (none) | Aquatic Wetland Pl. S.E. U.S. Dicot. | 1–944 |
| United States | Georgia | | Small, J. K. | 1933 | (none) | Man. S.E. Fl. | i–xxii, 1–1554 |
| United States | Georgia | | Radford, A. E., H. E. Ahles & C. R. Bell | 1968 | (none) | Man. Vasc. Fl. Carolinas | i–lxi, 1–1183 |
| United States | Georgia | | Mathias, M. E. & L. Constance | 1941 | A synopsis of the North American species of Eryngium | Amer. Midl. Naturalist | 25(2): 361–387 |
| United States | Kentucky | | Correll, D. S. & M. C. Johnston | 1970 | (none) | Man. Vasc. Pl. Texas | i–xv, 1–1881 |
| United States | Kentucky | | Small, J. K. | 1933 | (none) | Man. S.E. Fl. | i–xxii, 1–1554 |
| United States | Kentucky | | Radford, A. E., H. E. Ahles & C. R. Bell | 1968 | (none) | Man. Vasc. Fl. Carolinas | i–lxi, 1–1183 |
| United States | Louisiana | | Mathias, M. E. & L. Constance | 1941 | A synopsis of the North American species of Eryngium | Amer. Midl. Naturalist | 25(2): 361–387 |
| United States | Mississippi | | Radford, A. E., H. E. Ahles & C. R. Bell | 1968 | (none) | Man. Vasc. Fl. Carolinas | i–lxi, 1–1183 |
| United States | Mississippi | | Mathias, M. E. & L. Constance | 1941 | A synopsis of the North American species of Eryngium | Amer. Midl. Naturalist | 25(2): 361–387 |
| United States | Missouri | | Correll, D. S. & M. C. Johnston | 1970 | (none) | Man. Vasc. Pl. Texas | i–xv, 1–1881 |
| United States | Missouri | | Long, R. W. & O. K. Lakela | 1971 | (none) | Fl. Trop. Florida | i–xvii, 1–962 |
| United States | Missouri | | Small, J. K. | 1933 | (none) | Man. S.E. Fl. | i–xxii, 1–1554 |
| United States | Missouri | | Godfrey, R. K. & J. W. Wooten | 1981 | (none) | Aquatic Wetland Pl. S.E. U.S. Dicot. | 1–944 |
| United States | Missouri | | Mathias, M. E. & L. Constance | 1941 | A synopsis of the North American species of Eryngium | Amer. Midl. Naturalist | 25(2): 361–387 |
| United States | Missouri | Mississippi | Mathias, M. E. & L. Constance | 1941 | A synopsis of the North American species of Eryngium | Amer. Midl. Naturalist | 25(2): 361–387 |
| United States | North Carolina | | Radford, A. E., H. E. Ahles & C. R. Bell | 1968 | (none) | Man. Vasc. Fl. Carolinas | i–lxi, 1–1183 |
| United States | Oklahoma | | Godfrey, R. K. & J. W. Wooten | 1981 | (none) | Aquatic Wetland Pl. S.E. U.S. Dicot. | 1–944 |
| United States | Oklahoma | | Mathias, M. E. & L. Constance | 1941 | A synopsis of the North American species of Eryngium | Amer. Midl. Naturalist | 25(2): 361–387 |
| United States | South Carolina | | Correll, D. S. & M. C. Johnston | 1970 | (none) | Man. Vasc. Pl. Texas | i–xv, 1–1881 |
| United States | South Carolina | | Radford, A. E., H. E. Ahles & C. R. Bell | 1968 | (none) | Man. Vasc. Fl. Carolinas | i–lxi, 1–1183 |
| United States | Tennessee | | Radford, A. E., H. E. Ahles & C. R. Bell | 1968 | (none) | Man. Vasc. Fl. Carolinas | i–lxi, 1–1183 |
| United States | Tennessee | | Mathias, M. E. & L. Constance | 1941 | A synopsis of the North American species of Eryngium | Amer. Midl. Naturalist | 25(2): 361–387 |
| United States | Texas | | Long, R. W. & O. K. Lakela | 1971 | (none) | Fl. Trop. Florida | i–xvii, 1–962 |
| United States | Texas | | Small, J. K. | 1933 | (none) | Man. S.E. Fl. | i–xxii, 1–1554 |
| United States | Texas | | Godfrey, R. K. & J. W. Wooten | 1981 | (none) | Aquatic Wetland Pl. S.E. U.S. Dicot. | 1–944 |
| United States | Texas | | Mathias, M. E. & L. Constance | 1941 | A synopsis of the North American species of Eryngium | Amer. Midl. Naturalist | 25(2): 361–387 |
| United States | Texas | | Correll, D. S. & M. C. Johnston | 1970 | (none) | Man. Vasc. Pl. Texas | i–xv, 1–1881 |
| United States | Texas | Jasper | Mathias, M. E. & L. Constance | 1941 | A synopsis of the North American species of Eryngium | Amer. Midl. Naturalist | 25(2): 361–387 |
| United States | Virginia | | Long, R. W. & O. K. Lakela | 1971 | (none) | Fl. Trop. Florida | i–xvii, 1–962 |
| United States | Virginia | | Godfrey, R. K. & J. W. Wooten | 1981 | (none) | Aquatic Wetland Pl. S.E. U.S. Dicot. | 1–944 |
| United States | Virginia | | Radford, A. E., H. E. Ahles & C. R. Bell | 1968 | (none) | Man. Vasc. Fl. Carolinas | i–lxi, 1–1183 |