⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record kew-312112, with some changes.
This name is a synonym of Zannichellia palustris L..
The record derives from WCSP which reports it as a synonym (record 312112) with original publication details: Syn. Fl. Germ. Helv. 679 1837.