This name is a synonym of Galium saxatile var. vivianum (Kliphuis) Ortega Oliv. & Devesa.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 87436) with original publication details: Pl. Syst. Evol. 124: 176 1975.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:890329-1.
This name was in version 1 of The Plant List, record kew-87436, and has not been changed.