This name is a synonym of Cyphostemma microdipterum (Baker) Desc..
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 34000124) with original publication details: J. Bot. 20: 51 1882.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:68581-1.
This name was in version 1 of The Plant List, record tro-34000124, and has not been changed.