| Name | Elymus caput-medusae Linnaeus |
| Authorship | Linnaeus |
| Rank | Species |
| Placed in | Elymus Linnaeus |
| GUID | urn:lsid:ipni.org:names:276461-2 |
| Holdings | 4 Specimens held in the Harvard University Herbaria identified as Elymus caput-medusae Linnaeus |
| Identification made in | [no date] (3), 1916 (1) |