This name is a synonym of Sedum litoreum Guss..
The record derives from WCSP (in review)
(data supplied on 2012-03-23)
which reports it as a synonym and as an illegitimate name with original publication details: Mém. Soc. Linn. Paris 1: 307 1822.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:276104-1.
This name was in version 1 of The Plant List, record kew-2489099, and has not been changed.