This name is a synonym of Psephellus hypoleucus (DC.) Boiss..
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record 2928DB59-F305-4B12-96EE-24BA8A1CFD3E) with original publication details: 431 1963.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:190971-1.
This name was in version 1 of The Plant List, record gcc-19856.