This name is a synonym of Chamaecostus cuspidatus (Nees & Mart.) C.D.Specht & D.W.Stev..
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 234656) with original publication details: Ill. Hort. 31: 25 1884.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:796310-1.
This name was in version 1 of The Plant List, record kew-234656.