⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record tro-26625801, 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 26625801) with original publication details: Gen. Fil. 16 16 1834.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:17076550-1.