Alternative spelling: Naiadales
Parent taxon: Monocotyledones according to F. H. Knowlton 1926
See also Knowlton 1919 and Shoshani et al. 1989
Sister taxa: Alismales, Alismatales, Arales, Arundo, Commelinacea, Commelinidae, Deccananthus, Doryanthites, Dracaenites, Festucophyllites, Florentinites, Glumiflorae, Graminales, Halocharis, Helobiae, Hypoglossidium, Isselia, Liliidae, Microrrhagion, Monocotylophyllum, Monocotylorhizos, Monocotylostrobus, Monoporites, Monosulcites, Palmales, Palmoidopteris, Pandanites, Phylladelphia, Phyllotaenia, Podostachys, Principes, Ravenalospermum, Restioniidites, Sabalpollenites, Scitaminales, Scitamineae, Shuklanthus, Spathiflorae, Stellatopollis, Triloculaire, Triloculocarpon, Velamenorhizos, Viracarpon, Xyridales, Zingiberidae, Zosterites
Subtaxa: Najadaceae Vallisneriaceae
Ecology: "photoautotroph"
Distribution: