⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record tro-50051140, with some changes.

Polypodium porosum (C. Presl) Mett. is a synonym of Pyrrosia porosa (C. Presl) Hovenkamp

This name is a synonym of Pyrrosia porosa (C. Presl) Hovenkamp.

The record derives from Tropicos which reports it as a synonym (record 50051140) with original publication details: Abh. Senckenberg. Naturf. Ges. 1: 128 128 1856.