| Name | Imperata exaltata subsp. merrillii Hackel |
| Authorship | Hackel |
| Rank | Subspecies |
| Placed in | Imperata exaltata (Roxburgh) Brongniart |
| Citation | 1906 Philipp. J. Sci. 1(Suppl.): 264 |
| Holdings | 4 Specimens held in the Harvard University Herbaria identified as Imperata exaltata subsp. merrillii Hackel |
| Identification made in | [no date] (4) |