This name is a synonym of Libanothamnus lucidus (Aristeg.) Cuatrec..
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record 4E403E80-D5F9-45A3-AEB0-DF404B896AEB) with original publication details: 420 1964.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:97717-2.
This name was in version 1 of The Plant List, record gcc-130737, and has not been changed.