Alismataceae Aponogetonaceae Araceae Butomaceae Cymodoceaceae Posidoniaceae Ruppiaceae Scheuchzeriaceae Zosteraceae Maundiaceae Hydrocharitaceae Juncaginaceae Potamogetonaceae Tofieldiaceae
Arales Hydrocharitales Najadales
Taxonomic data from World Flora Online, accessed June 20, 2024