• Nymphaea Linnaeus, 1753
• Nymphaea advena Ait. accepted as Nuphar lutea (L.) Sm.
• Nymphaea alba Linnaeus
• Nymphaea amazonum Mart. & Zucc.
• Nymphaea ampla (Salisb.) DC.
• Nymphaea blanda G.F.W. Meyer
• Nymphaea bombycina (Mill. & Standl.) Standl. accepted as Nuphar lutea (L.) Sm.
• Nymphaea caerulea Savigny
• Nymphaea capensis Thunb.
• Nymphaea chartacea Mill. & Standl. accepted as Nuphar lutea (L.) Sm.
• Nymphaea conardii Wiersema
• Nymphaea daubenyana W.T. Baxter ex Daubeny
• Nymphaea elegans Hook.
• Nymphaea fluviatilis Harper accepted as Nuphar lutea (L.) Sm.
• Nymphaea fraterna Mill. & Standl. accepted as Nuphar lutea (L.) Sm.
• Nymphaea glandulifera Rodschied
• Nymphaea jamesoniana Planch.
• Nymphaea leibergii Morong
• Nymphaea lignitica
• Nymphaea lotus Linnaeus
• Nymphaea macrophylla Small accepted as Nuphar lutea (L.) Sm.
• Nymphaea mexicana Zucc.
• Nymphaea micrantha
• Nymphaea minor (Sims) DC. accepted as Nymphaea odorata Ait.
• Nymphaea odorata Ait.
• Nymphaea orbiculata Small accepted as Nuphar lutea (L.) Sm.
• Nymphaea polysepala (Engelm.) Greene accepted as Nuphar lutea (L.) Sm.
• Nymphaea pulchella DC. accepted as Nymphaea ampla (Salisb.) DC.
• Nymphaea rubrodisca (Morong) Greene accepted as Nuphar lutea (L.) Sm.
• Nymphaea rudgeana G.F.W. Mey.
• Nymphaea sagittifolia Walt. accepted as Nuphar lutea (L.) Sm.
• Nymphaea tetragona Georgi
• Nymphaea thiona Ward
• Nymphaea tuberosa Paine accepted as Nymphaea odorata Ait.
• Nymphaea ulvacea Mill. & Standl. accepted as Nuphar lutea (L.) Sm.
• Nymphaea zanzibariensis Caspary accepted as Nymphaea capensis Thunb.
• Nymphaeaceae Salisbury, 1805
• Nymphaeaceaepites B. Biswas, 1962 † (unaccepted)
• Nymphaeacidites S.C.D. Sah, 1967 †
• Nymphaeales
• Nymphaeales (awaiting allocation) (temporary name)
• Nymphaeapollenites H. Thiele-Pfeiffer, 1980 † (uncertain)