This name is a synonym of Polycodium oblongum (Greene) Greene.
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 50140563) with original publication details: Pittonia 3(17C): 250–251 1897.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:261949-2.
This name was in version 1 of The Plant List, record tro-50140563, and has not been changed.