⚠ Version 1 of The Plant List has been superseded.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 Alnus ferruginea in version 1.1 of The Plant List.
This name is a synonym of Alnus acuminata .
The record derives from Tropicos which reports it as a synonym (record 3600503
) with original publication details: Pflanzenr. IV,61: 126 126 1904.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:9405-2
.