This name is a synonym of Aponogeton natans (L.) Engl. & K.Krause.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 299995) with original publication details: Suppl. Pl. 214 1782.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:132372-3.
This name was in version 1 of The Plant List, record kew-299995, and has not been changed.