This name is a synonym of Jacobaea maritima (L.) Pelser & Meijden.
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record B35AED28-256B-4FFF-AB2B-E432FCF968AD) with original publication details: Prodr. (DC.) 6: 355 355 1838.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:303466-2.
This name was in version 1 of The Plant List, record gcc-132841.