⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record tro-50070772, with some changes.
This name is a synonym of Cystopteris fragilis (L.) Bernh..
The record derives from Tropicos which reports it as a synonym (record 50070772) with original publication details: Fl. Hautes-Pyrénées 33 33 1867.