⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record kew-312105, with some changes.
This name is a synonym of Zannichellia palustris L..
The record derives from WCSP which reports it as a synonym (record 312105) with original publication details: Syn. Mitteleur. Fl. 1: 364 1897.