This name is a synonym of Chascanum latifolium (Harv.) Moldenke.
The record derives from WCSP
(data supplied on 2012-03-26)
which reports it as a synonym (record 23534) with original publication details: Thes. Cap. 2: 57 1863.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:861193-1.
This name was in version 1 of The Plant List, record kew-23534.