This name is a synonym of Senna silvestris (Vell.) H.S.Irwin & Barneby.
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 13076072) with original publication details: Gen. Cass. Syn. 46 1837.
This name was in version 1 of The Plant List, record tro-13076072.