⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record kew-292514, with some changes.

Potamogeton berchtoldii subsp. tenuissimus (Mert. & W.D.J.Koch) Calder & Roy L.Taylor is a synonym of Potamogeton berchtoldii Fieber

This name is a synonym of Potamogeton berchtoldii Fieber.

The record derives from WCSP which reports it as a synonym (record 292514) with original publication details: Canad. J. Bot. 43: 1388 1965.

Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:208763-2.