This name is a synonym of Prostea pinnata (Poir.) Cambess..
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 50090314) with original publication details: Prodr. 1: 611 1824.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:784812-1.
This name was in version 1 of The Plant List, record tro-50090314, and has not been changed.