This name is a synonym of Calendula incana subsp. maritima (Guss.) Ohle.
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record 1BA55101-0344-4330-B68B-732157368607) with original publication details: 1825.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:187877-1.
This name was in version 1 of The Plant List, record gcc-82918.