This name is a synonym of Nierembergia browallioides Griseb..
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 29605954) with original publication details: Revis. Gen. Pl. 3(3): 223 1898.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:170000-2.
This name was in version 1 of The Plant List, record tro-29605954, and has not been changed.