This name is a synonym of Ruilopezia figueirasii (Cuatrec.) Cuatrec..
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record D4CE9273-7139-4BC1-B57E-CA0D1C245C89) with original publication details: Phytologia 20 475 1971.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:97666-2.
This name was in version 1 of The Plant List, record gcc-121557, and has not been changed.