This name is a synonym of Medicago halophila (Boiss.) E. Small.
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 13034405) with original publication details: Diagn. Pl. Orient., ser. 2 3(5): 78 1856.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:523976-1.
This name was in version 1 of The Plant List, record tro-13034405, and has not been changed.