| Name | Elymus macgregorii var. hirsutispiculus A. Haines |
| Authorship | A. Haines |
| Rank | Variety |
| Placed in | Elymus macgregorii R.E. Brooks & J.J.N. Campb. |
| Citation | 2020 Bot. Notes 15: 7, fig. 2 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Elymus macgregorii var. hirsutispiculus A. Haines |
| Identification made in | [no date] (1) |