⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record tro-25500731, with some changes.
This name is a synonym of Elymus trachycaulus .
The record derives from Tropicos which reports it as a synonym (record 25500731
) with original publication details: Rhodora 12(136): 73 73 1910.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:7354-2
.