This name is a synonym of Adiantum edentulum Christ.
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 26620068) with original publication details: Fl. Reipubl. Popularis Sin. 3(1): 214 1990.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:1171204-2.
This name was in version 1 of The Plant List, record tro-26620068.