| Name | Elymus sibiricus var. americanus S. Watson & Coulter |
| Authorship | S. Watson & J. M. Coulter |
| Rank | Variety |
| Placed in | Elymus sibiricus Linnaeus |
| GUID | urn:lsid:ipni.org:names:90330-2 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Elymus sibiricus var. americanus S. Watson & Coulter |
| Identification made in | [no date] (1) |