×Potamogeton Hagstr., 1916 genus doubtful

Zannichellia P.Micheli ex L. genus accepted

Lepilaena J.Drumm. ex Harv. genus synonym

Potamogetonacecarpum Walther, 1967 genus accepted

Althenia F.Petit genus accepted

Coleogeton (Rchb.) Les & R.R.Haynes genus synonym

Groenlandia J.Gay genus accepted

Buccaferrea Bubani genus synonym

Potamogetophyllum Fontaine, 1905 genus accepted

Potamogetonaecarpum H.Walther, 1967 genus doubtful

Potamogetonaceaepites B.Biswas, 1962 genus accepted

Algoidastrum G.Targioni Tozzetti, 1826 genus doubtful

Palaeopotamogeton Knowlton, 1916 genus accepted

Vleisia Toml. & Posl. genus synonym

Belvalia Delile genus synonym

Algoides genus accepted

Pseudalthenia (Graebn.) Nakai genus synonym

Hexatheca Sond. ex F.Muell. genus synonym

Zanichellia Roth, 1793 genus doubtful

Zanichelia Gilib., 1792 genus doubtful

Zannichallia Reut. genus doubtful

Potamogiton Raf., 1808 genus doubtful

Potamogetum Clairv. genus doubtful

Patamogeton Honck., 1793 genus doubtful

Groelandia Fourr., 1869 genus doubtful

Peltopsis Raf. genus synonym

Hydrogeton Lour. genus synonym

Spirillus J.Gay genus synonym

Aponogeton Hill genus doubtful

Pelta Dulac genus synonym

Stuckenia Börner genus accepted

Potamogeton L. genus accepted

Lepilaena Drummond, 1855 genus doubtful

Bellevalia Delile ex Endl. genus synonym

Baibiancarpus Gandolfo et al., 2009 genus accepted