This name is a synonym of Gonolobus aristolochiifolius (Brandegee) Woodson.
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 2607796) with original publication details: Sida 1(6): 365 1964.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:154483-2.
This name was in version 1 of The Plant List, record tro-2607796, and has not been changed.