This name is a synonym of Bignonia cuneata (Dugand) L.G.Lohmann.
The record derives from iPlants
(data supplied on 2012-03-23)
which reports it as a synonym (record 320976) with original publication details: Caldasia 3(13): 259 1945.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:61655-2.
This name was in version 1 of The Plant List, record kew-320976.