This name is a synonym of Canthium inerme (L.f.) Kuntze.
The record derives from WCSP
(data supplied on 2012-03-23)
which reports it as a synonym (record 33881) with original publication details: Linnaea 4: 130 1829.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:745685-1.
This name was in version 1 of The Plant List, record kew-33881, and has not been changed.