⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record kew-330578, 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 330578) with original publication details: Man. Fl. Pl. Calif. 603 1925.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:42516-2.