⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record kew-292393, with some changes.

Potamogeton zizii var. methyensis (A.Benn.) Graebn. is a synonym of Potamogeton illinoensis Morong

This name is a synonym of Potamogeton illinoensis Morong.

The record derives from WCSP which reports it as a synonym (record 292393) with original publication details: Pflanzenr. IV, 11: 83 1907.

Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:208976-2.