This name is a synonym of Viguiera paranensis (Malme) J.U.Santos.
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record 07BD719D-F3BC-4B5A-BAA4-2AA5B7DA0FE9) with original publication details: 393 1992.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:1098026-2.
This name was in version 1 of The Plant List, record gcc-23032, and has not been changed.