This name is a synonym of Cystopteris sudetica A. Braun & Milde.
The record derives from Tropicos
(data supplied on 2012-04-18)
which reports it as a synonym (record 50070764) with original publication details: Hoh. Sporenpfl. Deutschl. 71 1865.
This name was in version 1 of The Plant List, record tro-50070764, and has not been changed.