This name is a synonym of Cajanus pubescens (Ewart & Morrison) Maesen.
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 13039972) with original publication details: Proc. Roy. Soc. Victoria 27: 163 1912.
This name was in version 1 of The Plant List, record tro-13039972.