This name is a synonym of Castela coccinea Griseb..
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 50081430) with original publication details: Symb. Fl. Argent. 149 1879.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:269532-2.
This name was in version 1 of The Plant List, record tro-50081430.