This name is a synonym of Aspiromitus scariosus (Austin) R.M. Schust..
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 35204880) with original publication details: Proc. Acad. Nat. Sci. Philadelphia 1869: 230 1870.
This name was in version 1 of The Plant List, record tro-35204880, and has not been changed.