⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record tro-26610733, with some changes.

Cystopteris fragilis subsp. emarginato-denticulata Fomin is a synonym of Cystopteris fragilis (L.) Bernh.

This name is a synonym of Cystopteris fragilis (L.) Bernh..

The record derives from Tropicos which reports it as a synonym (record 26610733).