⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record kew-2616131, and has not been changed.

Acer opalus var. reginae-amaliae (Orph. ex Boiss.) Aldén is a synonym of Acer hyrcanum subsp. reginae-amaliae (Orph. ex Boiss.) E.Murray

The record derives from WCSP (in review) which reports it as a synonym with original publication details: Mount. Fl. Greece 1: 582 1986.

Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:952356-1.