This name is a synonym of Galium firmum Tausch.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym and as an illegitimate name (record 86125) with original publication details: Linnaea 24: 466 1851.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:749765-1.
This name was in version 1 of The Plant List, record kew-86125, and has not been changed.