This name is a synonym of Elodea granatensis Humb. & Bonpl..
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 309458) with original publication details: Mém. Cl. Sci. Math. Inst. Natl. France 2: 4, 75 1811.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:90082-2.
This name was in version 1 of The Plant List, record kew-309458.