This name is a synonym of Jacaranda copaia subsp. spectabilis (Mart. ex DC.) A.H.Gentry.
The record derives from iPlants
(data supplied on 2012-03-23)
which reports it as a synonym (record 318968) with original publication details: Fl. Bras. 8(2): 387 1897.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:130908-2.
This name was in version 1 of The Plant List, record kew-318968, and has not been changed.