⚠ Version 1 of The Plant List has been superseded.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 angustissimum in version 1.1 of The Plant List.
This name is a synonym of Pyrrosia angustissima .
The record derives from Tropicos which reports it as a synonym (record 26612104
) with original publication details: Ann. Bot. (Oxford) 5(20): 472 472 1891.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:17182680-1
.