| 1 | Native | Northern America | Eastern Canada | Canada | New Brunswick | | Wiersema, J. H. 1997. Nymphaea. In: FNA Editorial Committee, Flora of North America. |
| 1 | Native | Northern America | Eastern Canada | Canada | Newfoundland and Labrador | | Wiersema, J. H. 1997. Nymphaea. In: FNA Editorial Committee, Flora of North America. |
| 1 | Native | Northern America | Eastern Canada | Canada | Nova Scotia | | Wiersema, J. H. 1997. Nymphaea. In: FNA Editorial Committee, Flora of North America. |
| 1 | Native | Northern America | Eastern Canada | Canada | Ontario | s. | Wiersema, J. H. 1997. Nymphaea. In: FNA Editorial Committee, Flora of North America. |
| 1 | Native | Northern America | Eastern Canada | Canada | Prince Edward Island | | Wiersema, J. H. 1997. Nymphaea. In: FNA Editorial Committee, Flora of North America. |
| 1 | Native | Northern America | Eastern Canada | Canada | Québec | s. | Wiersema, J. H. 1997. Nymphaea. In: FNA Editorial Committee, Flora of North America. |
| 1 | Native | Northern America | North-Central U.S.A. | United States | Illinois | | Wiersema, J. H. 1997. Nymphaea. In: FNA Editorial Committee, Flora of North America. |
| 1 | Native | Northern America | North-Central U.S.A. | United States | Kansas | | Wiersema, J. H. 1997. Nymphaea. In: FNA Editorial Committee, Flora of North America. |
| 1 | Native | Northern America | North-Central U.S.A. | United States | Minnesota | | Wiersema, J. H. 1997. Nymphaea. In: FNA Editorial Committee, Flora of North America. |
| 1 | Native | Northern America | North-Central U.S.A. | United States | Missouri | | Wiersema, J. H. 1997. Nymphaea. In: FNA Editorial Committee, Flora of North America. |
| 1 | Native | Northern America | North-Central U.S.A. | United States | Nebraska | | Wiersema, J. H. 1997. Nymphaea. In: FNA Editorial Committee, Flora of North America. |
| 1 | Native | Northern America | North-Central U.S.A. | United States | Oklahoma | | Wiersema, J. H. 1997. Nymphaea. In: FNA Editorial Committee, Flora of North America. |
| 1 | Native | Northern America | North-Central U.S.A. | United States | Wisconsin | | Wiersema, J. H. 1997. Nymphaea. In: FNA Editorial Committee, Flora of North America. |
| 1 | Native | Northern America | Northeastern U.S.A. | United States | Connecticut | | Wiersema, J. H. 1997. Nymphaea. In: FNA Editorial Committee, Flora of North America. |
| 1 | Native | Northern America | Northeastern U.S.A. | United States | Maine | | Wiersema, J. H. 1997. Nymphaea. In: FNA Editorial Committee, Flora of North America. |
| 1 | Native | Northern America | Northeastern U.S.A. | United States | Massachusetts | | Wiersema, J. H. 1997. Nymphaea. In: FNA Editorial Committee, Flora of North America. |
| 1 | Native | Northern America | Northeastern U.S.A. | United States | Michigan | | Wiersema, J. H. 1997. Nymphaea. In: FNA Editorial Committee, Flora of North America. |
| 1 | Native | Northern America | Northeastern U.S.A. | United States | New Hampshire | | Wiersema, J. H. 1997. Nymphaea. In: FNA Editorial Committee, Flora of North America. |
| 1 | Native | Northern America | Northeastern U.S.A. | United States | New Jersey | | Wiersema, J. H. 1997. Nymphaea. In: FNA Editorial Committee, Flora of North America. |
| 1 | Native | Northern America | Northeastern U.S.A. | United States | New York | | Wiersema, J. H. 1997. Nymphaea. In: FNA Editorial Committee, Flora of North America. |
| 1 | Native | Northern America | Northeastern U.S.A. | United States | Pennsylvania | | Wiersema, J. H. 1997. Nymphaea. In: FNA Editorial Committee, Flora of North America. |
| 1 | Native | Northern America | Northeastern U.S.A. | United States | Rhode Island | | Wiersema, J. H. 1997. Nymphaea. In: FNA Editorial Committee, Flora of North America. |
| 1 | Native | Northern America | Northeastern U.S.A. | United States | Vermont | | Wiersema, J. H. 1997. Nymphaea. In: FNA Editorial Committee, Flora of North America. |
| 1 | Native | Northern America | Northeastern U.S.A. | United States | West Virginia | | Wiersema, J. H. 1997. Nymphaea. In: FNA Editorial Committee, Flora of North America. |
| 1 | Native | Northern America | Northern Mexico | Mexico | Durango | | Lot, A. et al. 1999. Catálogo de angiospermas acuáticas de México. Cuad. Inst. Biol. 33:99. |
| 1 | Native | Northern America | South-Central U.S.A. | United States | Texas | | Wiersema, J. H. 1997. Nymphaea. In: FNA Editorial Committee, Flora of North America. |
| 1 | Native | Northern America | Southeastern U.S.A. | United States | Alabama | | Wiersema, J. H. 1997. Nymphaea. In: FNA Editorial Committee, Flora of North America. |
| 1 | Native | Northern America | Southeastern U.S.A. | United States | Arkansas | | Wiersema, J. H. 1997. Nymphaea. In: FNA Editorial Committee, Flora of North America. |
| 1 | Native | Northern America | Southeastern U.S.A. | United States | Delaware | | Wiersema, J. H. 1997. Nymphaea. In: FNA Editorial Committee, Flora of North America. |
| 1 | Native | Northern America | Southeastern U.S.A. | United States | District of Columbia | | Wiersema, J. H. 1997. Nymphaea. In: FNA Editorial Committee, Flora of North America. |
| 1 | Native | Northern America | Southeastern U.S.A. | United States | Florida | | Wiersema, J. H. 1997. Nymphaea. In: FNA Editorial Committee, Flora of North America. |
| 1 | Native | Northern America | Southeastern U.S.A. | United States | Georgia | | Wiersema, J. H. 1997. Nymphaea. In: FNA Editorial Committee, Flora of North America. |
| 1 | Native | Northern America | Southeastern U.S.A. | United States | Kentucky | | Wiersema, J. H. 1997. Nymphaea. In: FNA Editorial Committee, Flora of North America. |
| 1 | Native | Northern America | Southeastern U.S.A. | United States | Louisiana | | Wiersema, J. H. 1997. Nymphaea. In: FNA Editorial Committee, Flora of North America. |
| 1 | Native | Northern America | Southeastern U.S.A. | United States | Maryland | | Wiersema, J. H. 1997. Nymphaea. In: FNA Editorial Committee, Flora of North America. |
| 1 | Native | Northern America | Southeastern U.S.A. | United States | Mississippi | | Wiersema, J. H. 1997. Nymphaea. In: FNA Editorial Committee, Flora of North America. |
| 1 | Native | Northern America | Southeastern U.S.A. | United States | North Carolina | | Wiersema, J. H. 1997. Nymphaea. In: FNA Editorial Committee, Flora of North America. |
| 1 | Native | Northern America | Southeastern U.S.A. | United States | South Carolina | | Wiersema, J. H. 1997. Nymphaea. In: FNA Editorial Committee, Flora of North America. |
| 1 | Native | Northern America | Southeastern U.S.A. | United States | Tennessee | | Wiersema, J. H. 1997. Nymphaea. In: FNA Editorial Committee, Flora of North America. |
| 1 | Native | Northern America | Southeastern U.S.A. | United States | Virginia | | Wiersema, J. H. 1997. Nymphaea. In: FNA Editorial Committee, Flora of North America. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Ciudad de México | | Lot, A. et al. 1999. Catálogo de angiospermas acuáticas de México. Cuad. Inst. Biol. 33:99. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Hidalgo | | Lot, A. et al. 1999. Catálogo de angiospermas acuáticas de México. Cuad. Inst. Biol. 33:99. |
| 1 | Native | Northern America | Southern Mexico | Mexico | México | | Lot, A. et al. 1999. Catálogo de angiospermas acuáticas de México. Cuad. Inst. Biol. 33:99. |
| 1 | Native | Northern America | Southern Mexico | Mexico | Michoacán de Ocampo | | Lot, A. et al. 1999. Catálogo de angiospermas acuáticas de México. Cuad. Inst. Biol. 33:99. |
| 1 | Native | Northern America | Western Canada | Canada | Manitoba | s.e. | Wiersema, J. H. 1997. Nymphaea. In: FNA Editorial Committee, Flora of North America. |
| 1 | Native | Southern America | Caribbean | Bahamas | | | Correll, D. S. & H. B. Correll. 1982. Flora of the Bahama archipelago. |
| 1 | Native | Southern America | Caribbean | Cuba | | | León (J. S. Sauget) & Alain (E. E. Liogier). 1946-1969. Flora de Cuba |
| 1 | Native | Southern America | Caribbean | United States | Puerto Rico | | Liogier, H. A. 1984-. Descriptive flora of Puerto Rico and adjacent islands. |
| 1 | Native | Southern America | Central America | El Salvador | | | Wiersema, J. H. 1997. Nymphaea. In: FNA Editorial Committee, Flora of North America. |
| 1 | Native | Southern America | Central America | Honduras | | | Wiersema, J. H. 1997. Nymphaea. In: FNA Editorial Committee, Flora of North America. |
| 1 | Native | Southern America | Central America | Nicaragua | | | Stevens, W. D. et al., eds. 2001. Flora de Nicaragua. Monogr. Syst. Bot. Missouri Bot. Gard. 85(1-3). |
| 2 | Cultivated | | | | | also cult. | |
| 4 | Naturalized | | | | | natzd. elsewhere | |