⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record kew-309663, with some changes.
This name is a synonym of Ruppia maritima L..
The record derives from WCSP which reports it as a synonym (record 309663) with original publication details: Physiogr. Sällsk. Årsberätt. 6: 37 1823.