This name is a synonym of Adiantum patens Willd..
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 26606791) with original publication details: Reliq. Haenk. 1(1): 62, t. 10, f. 5 1825.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:17011220-1.
This name was in version 1 of The Plant List, record tro-26606791.