| Name | Elymus altissimus (Keng) Á. Löve ex B. Rong Lu |
| Authorship | (Keng) Á. Löve ex B. Rong Lu |
| Rank | Species |
| Placed in | Elymus Linnaeus |
| Citation | 1995 Nord. J. Bot. 15(1): 24 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Elymus altissimus (Keng) Á. Löve ex B. Rong Lu |
| Identification made in | 2023 (1) |