⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record tro-50157247, with some changes.

Elaphoglossum firmulum Rosenst. is a synonym of Elaphoglossum nigrescens (Hook.) T. Moore ex Diels

This name is a synonym of Elaphoglossum nigrescens (Hook.) T. Moore ex Diels.

The record derives from Tropicos which reports it as a synonym (record 50157247) with original publication details: Feddes Repert. Spec. Nov. Regni Veg. 10(251-253): 279 279 1912.

Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:89141-2.