⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record tro-50200512, and has not been changed.

Phegopteris difformis (Blume) Mett. is a synonym of Arcypteris difformis (Blume) Underw.

This name is a synonym of Arcypteris difformis (Blume) Underw..

The record derives from Tropicos which reports it as a synonym (record 50200512) with original publication details: Fil. Hort. Bot. Lips. 84 84 1856.

Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:17172900-1.