⚠ Version 1 of The Plant List has been superseded.

This name record (from Tropicos) is not included in version 1.1 of The Plant List. It is possible the same name is included from a different data source, to check this you can search for Polypodium californicum in version 1.1 of The Plant List.

Polypodium californicum var. kaulfussii D.C. Eaton is a synonym of Polypodium vulgare var. kaulfussii (D.C. Eaton) Fernald

This name is a synonym of Polypodium vulgare var. kaulfussii (D.C. Eaton) Fernald.

The record derives from Tropicos which reports it as a synonym (record 26605958) with original publication details: Ferns N. Amer. 1: 244 244 1879.

Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:206764-2.