This name is a synonym of Adiantum fuliginosum Fée.
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 26613653) with original publication details: Tijdschr. Nat. Geschied. 7: 428 1840.
This name was in version 1 of The Plant List, record tro-26613653, and has not been changed.