This name is a synonym of Hysterionica dianthifolia (Griseb.) Cabrera.
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym (record C90E449C-2CDB-4F17-B1FC-D4BF415E8229) with original publication details: 172 1994.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:1079505-2.
This name was in version 1 of The Plant List, record gcc-126185.