⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record kew-341630, with some changes.
This name is a synonym of Callitriche palustris subsp. palustris .
The record derives from WCSP which reports it as a synonym (record 341630) with original publication details: Consp. Fl. Eur. Suppl. 2: 123 1889.