This name is a synonym of Jacobaea paludosa (L.) "G.Gaertn., B.Mey. & Scherb.".
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record FDCA2B36-CD58-47C6-B679-B8C5560E03E1) with original publication details: 482 1822.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:247310-1.
This name was in version 1 of The Plant List, record gcc-113967.