This name is a synonym of Sophora unifoliata (Rock) O. Deg. & Sherff.
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 13064811) with original publication details: Pacific Sci. 10(2): 155 1956.
This name was in version 1 of The Plant List, record tro-13064811.