Najadaceae Juss., 1789, nom. cons.
Nandinaceae Horan., 1834
Napoleonaeaceae A. Rich., 1827
Nartheciaceae Fr. ex Bjurzon, 1846
Abaminaceae J. Agardh, 1858, nom. illeg.
Lophiolaceae Nakai, 1943
Nelumbonaceae (DC.) Dumort., 1829, nom. cons.
Nepenthaceae Dumort., 1829, nom. cons.
Nesogynaceae
Neuradaceae Link, 1831, nom. cons.
Grielaceae Martinov, 1820
Nolinaceae Nakai, 1943
Nothofagaceae Kuprian., 1962
Nyctaginaceae Juss., 1789, nom. cons.
Allioniaceae Horan., 1834
Bougainvilleaceae J. Agardh, 1858
Jalapaceae Adans., 1763, nom. illeg.
Mirabilidaceae W.R.B. Oliv., 1936
Pisoniaceae J. Agardh, 1858
Nymphaeaceae Salisb., 1805, nom. cons.
Euryalaceae J. Agardh, 1858
Nupharaceae A. Kern., 1891
Nyssaceae Juss. ex Dumort., 1829, nom. cons.