This name is a synonym of Herpetacanthus tetrandrus (Nees & Mart.) Herter.
The record derives from WCSP (in review)
(data supplied on 2012-03-23)
which reports it as a synonym with original publication details: Nova Acta Phys.-Med. Acad. Caes. Leop.-Carol. Nat. Cur. 11: 61 1823.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:47705-1.
This name was in version 1 of The Plant List, record kew-2766719.