⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record tro-26300258, with some changes.
This name is a synonym of Ruppia maritima L..
The record derives from Tropicos which reports it as a synonym (record 26300258) with original publication details: Syn. Mitteleur. Fl. 1: 356 356 1897.