This name is a synonym of Adiantum urophyllum Hook..
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 26606948) with original publication details: Lilloa 30: 109, t. 4, 5 1960.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:4882-2.
This name was in version 1 of The Plant List, record tro-26606948.