This name is a synonym of Centrosema brasilianum (L.) Benth..
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 13008194) with original publication details: Steud. Nom. Bot. (ed. 2) 1: 386 1840.
This name was in version 1 of The Plant List, record tro-13008194.