| Colombia | Cundinamarca | | Haynes, R. R. & L.B. Holm-Nielsen | 1994 | The Alismataceae | Fl. Neotrop. Monogr. | 64: 1–112 |
| United States | | | Godfrey, R. K. & J. W. Wooten | 1979 | (none) | Aquatic Wetland Pl. S.E. U.S. Monocot. | 1–712 |
| United States | | | Small, J. K. | 1933 | (none) | Man. S.E. Fl. | i–xxii, 1–1554 |
| United States | | | Long, R. W. & O. K. Lakela | 1971 | (none) | Fl. Trop. Florida | i–xvii, 1–962 |
| United States | | | Haynes, R. R. & L.B. Holm-Nielsen | 1994 | The Alismataceae | Fl. Neotrop. Monogr. | 64: 1–112 |
| United States | | | Gleason, H. A. & A. J. Cronquist | 1968 | The Pteridophytoa, Gymnospermae and Monocotyledoneae | Ill. Fl. N.E. U.S. | 1: 1–482 |
| United States | Alabama | | Gleason, H. A. & A. J. Cronquist | 1968 | The Pteridophytoa, Gymnospermae and Monocotyledoneae | Ill. Fl. N.E. U.S. | 1: 1–482 |
| United States | Alabama | | Godfrey, R. K. & J. W. Wooten | 1979 | (none) | Aquatic Wetland Pl. S.E. U.S. Monocot. | 1–712 |
| United States | Alabama | | Small, J. K. | 1933 | (none) | Man. S.E. Fl. | i–xxii, 1–1554 |
| United States | Connecticut | | Small, J. K. | 1933 | (none) | Man. S.E. Fl. | i–xxii, 1–1554 |
| United States | Florida | | Godfrey, R. K. & J. W. Wooten | 1979 | (none) | Aquatic Wetland Pl. S.E. U.S. Monocot. | 1–712 |
| United States | Florida | | Small, J. K. | 1933 | (none) | Man. S.E. Fl. | i–xxii, 1–1554 |
| United States | Florida | | Gleason, H. A. & A. J. Cronquist | 1968 | The Pteridophytoa, Gymnospermae and Monocotyledoneae | Ill. Fl. N.E. U.S. | 1: 1–482 |
| United States | Florida | | Long, R. W. & O. K. Lakela | 1971 | (none) | Fl. Trop. Florida | i–xvii, 1–962 |
| United States | Massachusetts | | Gleason, H. A. & A. J. Cronquist | 1968 | The Pteridophytoa, Gymnospermae and Monocotyledoneae | Ill. Fl. N.E. U.S. | 1: 1–482 |
| United States | Massachusetts | | Godfrey, R. K. & J. W. Wooten | 1979 | (none) | Aquatic Wetland Pl. S.E. U.S. Monocot. | 1–712 |
| United States | New York | | Long, R. W. & O. K. Lakela | 1971 | (none) | Fl. Trop. Florida | i–xvii, 1–962 |
| Venezuela | Mérida | | Hokche, O., P. E. Berry & O. Huber | 2008 | (none) | Nuevo Cat. Fl. Vasc. Venez. | 1–859 |