| 1 | Native | Africa | East Tropical Africa | Kenya | | | Turrill, W. B. et al., eds. 1952-. Flora of tropical East Africa. |
| 1 | Native | Africa | East Tropical Africa | Tanzania | | | Turrill, W. B. et al., eds. 1952-. Flora of tropical East Africa. |
| 1 | Native | Africa | East Tropical Africa | Uganda | | | Turrill, W. B. et al., eds. 1952-. Flora of tropical East Africa. |
| 1 | Native | Africa | Northeast Tropical Africa | Ethiopia | | | Hedberg, I. & S. Edwards. 1989-. Flora of Ethiopia Note: Eritrea added in 2000 |
| 1 | Native | Africa | Northeast Tropical Africa | Somalia | | | Thulin, M., ed. 1993-. Flora of Somalia. |
| 1 | Native | Africa | Northern Africa | Egypt | | | Boulos, L. 1995. Flora of Egypt checklist. |
| 1 | Native | Africa | South Tropical Africa | Angola | | | Carrisso, L. W. et al., eds. 1937-. Conspectus florae angolensis. |
| 1 | Native | Africa | South Tropical Africa | Malawi | | | Exell, A. W. et al., eds. 1960-. Flora zambesiaca. |
| 1 | Native | Africa | South Tropical Africa | Mozambique | | | Exell, A. W. et al., eds. 1960-. Flora zambesiaca. |
| 1 | Native | Africa | South Tropical Africa | Zambia | | | Exell, A. W. et al., eds. 1960-. Flora zambesiaca. |
| 1 | Native | Africa | South Tropical Africa | Zimbabwe | | | Exell, A. W. et al., eds. 1960-. Flora zambesiaca. |
| 1 | Native | Africa | Southern Africa | Botswana | | | Exell, A. W. et al., eds. 1960-. Flora zambesiaca. |
| 1 | Native | Africa | Southern Africa | Eswatini | | | Germishuizen, G. & N. L. Meyer, eds. 2003. Plants of southern Africa: an annotated checklist. Strelitzia 14 National Botanical Institute, Pretoria, South Africa. |
| 1 | Native | Africa | Southern Africa | South Africa | Gauteng | | Germishuizen, G. & N. L. Meyer, eds. 2003. Plants of southern Africa: an annotated checklist. Strelitzia 14 National Botanical Institute, Pretoria, South Africa. |
| 1 | Native | Africa | Southern Africa | South Africa | KwaZulu-Natal | | Germishuizen, G. & N. L. Meyer, eds. 2003. Plants of southern Africa: an annotated checklist. Strelitzia 14 National Botanical Institute, Pretoria, South Africa. |
| 1 | Native | Africa | Southern Africa | South Africa | Limpopo | | Germishuizen, G. & N. L. Meyer, eds. 2003. Plants of southern Africa: an annotated checklist. Strelitzia 14 National Botanical Institute, Pretoria, South Africa. |
| 1 | Native | Africa | Southern Africa | South Africa | Mpumalanga | | Germishuizen, G. & N. L. Meyer, eds. 2003. Plants of southern Africa: an annotated checklist. Strelitzia 14 National Botanical Institute, Pretoria, South Africa. |
| 1 | Native | Africa | West Tropical Africa | Côte D'Ivoire | | | Keay, R. W. J. & F. N. Hepper. 1953-1972. Flora of west tropical Africa, ed. 2. |
| 1 | Native | Africa | West Tropical Africa | Gambia | | | Keay, R. W. J. & F. N. Hepper. 1953-1972. Flora of west tropical Africa, ed. 2. |
| 1 | Native | Africa | West Tropical Africa | Ghana | | | Keay, R. W. J. & F. N. Hepper. 1953-1972. Flora of west tropical Africa, ed. 2. |
| 1 | Native | Africa | West Tropical Africa | Guinea | | | Lisowski, S. 2009. Flore (Angiospermes) de la République de Guinée. Scripta Botanica Belgica vol. 41 & 42 |
| 1 | Native | Africa | West Tropical Africa | Guinea-Bissau | | | Catarino, L. et al. 2008. An annotated checklist of the vascular flora of Guinea-Bissau (West Africa). Blumea 53:93. |
| 1 | Native | Africa | West Tropical Africa | Liberia | | | Keay, R. W. J. & F. N. Hepper. 1953-1972. Flora of west tropical Africa, ed. 2. |
| 1 | Native | Africa | West Tropical Africa | Mali | | | Keay, R. W. J. & F. N. Hepper. 1953-1972. Flora of west tropical Africa, ed. 2. |
| 1 | Native | Africa | West Tropical Africa | Nigeria | | | Keay, R. W. J. & F. N. Hepper. 1953-1972. Flora of west tropical Africa, ed. 2. |
| 1 | Native | Africa | West Tropical Africa | Senegal | | | Keay, R. W. J. & F. N. Hepper. 1953-1972. Flora of west tropical Africa, ed. 2. |
| 1 | Native | Africa | West Tropical Africa | Sierra Leone | | | Keay, R. W. J. & F. N. Hepper. 1953-1972. Flora of west tropical Africa, ed. 2. |
| 1 | Native | Africa | West Tropical Africa | Togo | | | Brunel, J. F. et al., eds. 1984. Flore analytique du Togo. Phanerogames |
| 1 | Native | Africa | West-Central Tropical Africa | Burundi | | | Robyns, W. et al., eds. 1948-1963. Flore du Congo belge et du Ruanda-Urundi |
| 1 | Native | Africa | West-Central Tropical Africa | Cameroon | | | Turrill, W. B. et al., eds. 1952-. Flora of tropical East Africa. |
| 1 | Native | Africa | West-Central Tropical Africa | Democratic Republic of the Congo | | | Robyns, W. et al., eds. 1948-1963. Flore du Congo belge et du Ruanda-Urundi |
| 1 | Native | Africa | West-Central Tropical Africa | Equatorial Guinea | Región Continental | Rio Muni | Keay, R. W. J. & F. N. Hepper. 1953-1972. Flora of west tropical Africa, ed. 2. |
| 1 | Native | Africa | West-Central Tropical Africa | Gabon | | | Aubréville, A. et al., eds. 1961-. Flore du Gabon. |
| 1 | Native | Africa | West-Central Tropical Africa | Rwanda | | | Robyns, W. et al., eds. 1948-1963. Flore du Congo belge et du Ruanda-Urundi |
| 1 | Native | Africa | Western Indian Ocean | Madagascar | | | Humbert, J.-H., ed. 1936-. Flore de Madagascar et des Comores. |
| 1 | Native | Europe | Southeastern Europe | Romania | | n.w. (hot springs) | Tutin, T. G. et al., eds. 1993. Flora europaea, ed. 2. |
| 2 | Cultivated | | | | | also cult. | |
| 4 | Naturalized | Northern America | Southeastern U.S.A. | United States | Florida | | Wiersema, J. H. 1982. Distributional records for Nymphaea lotus (Nymphaeaceae) in the Western Hemisphere. Sida 9:230-234. |
| 4 | Naturalized | Northern America | Southeastern U.S.A. | United States | Louisiana | | Wiersema, J. H. 1982. Distributional records for Nymphaea lotus (Nymphaeaceae) in the Western Hemisphere. Sida 9:230-234. |
| 4 | Naturalized | Southern America | Brazil | Brazil | Santa Catarina | | Wiersema, J. H. 1982. Distributional records for Nymphaea lotus (Nymphaeaceae) in the Western Hemisphere. Sida 9:230-234. |
| 4 | Naturalized | Southern America | Brazil | Brazil | São Paulo | | Wanderley, M. G. L., ed. 2001-. Flora fanerogâmica do Estado de São Paulo |
| 4 | Naturalized | Southern America | Central America | Costa Rica | | | Hammel, B. E. et al., eds. 2003-. Manual de plantas de Costa Rica |
| 4 | Naturalized | Southern America | Central America | El Salvador | | | Hammel, B. E. et al., eds. 2003-. Manual de plantas de Costa Rica |
| 4 | Naturalized | Southern America | Central America | Panama | | | Wiersema, J. H. 1982. Distributional records for Nymphaea lotus (Nymphaeaceae) in the Western Hemisphere. Sida 9:230-234. |
| 4 | Naturalized | Southern America | Northern South America | Guyana | | | Wiersema, J. H. 1982. Distributional records for Nymphaea lotus (Nymphaeaceae) in the Western Hemisphere. Sida 9:230-234. |
| 4 | Naturalized | Southern America | Northern South America | Venezuela | Zulia | | Wiersema, J. H. 1982. Distributional records for Nymphaea lotus (Nymphaeaceae) in the Western Hemisphere. Sida 9:230-234. |
| 4 | Naturalized | Southern America | Western South America | Colombia | | | Wiersema, J. H. 1982. Distributional records for Nymphaea lotus (Nymphaeaceae) in the Western Hemisphere. Sida 9:230-234. |