⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record kew-284673, with some changes.

Potamogeton × harzii G.Fisch. is a synonym of Potamogeton × fluitans Roth

This name is a synonym of Potamogeton × fluitans Roth.

The record derives from WCSP which reports it as a synonym (record 284673) with original publication details: Mitt. Bayer. Bot. Ges. 3(5): 103 1914.