This name is a synonym of Apium inundatum (L.) Rchb.f..
The record derives from WCSP (in review)
(data supplied on 2012-03-23)
which reports it as a synonym with original publication details: Fl. Franç. 3: 460 1779.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:849004-1.
This name was in version 1 of The Plant List, record kew-2473937.