This name is a synonym of Polypodium calirhiza S.A. Whitmore & A.R. Sm..
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 26609218) with original publication details: Rhodora 24(283): 139 1922.
Full publication details for this name can be found in IPNI: http://ipni.org/urn:lsid:ipni.org:names:207794-2.
This name was in version 1 of The Plant List, record tro-26609218, and has not been changed.