This name is a synonym of Nesaea crassicaulis (Guill. & Perr.) Koehne.
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 19200387) with original publication details: Ann. Sci. Nat., Bot. 6: 132 1856.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:553942-1.
This name was in version 1 of The Plant List, record tro-19200387, and has not been changed.