| Name | Melica mutica var. diffusa (Pursh) A. Gray |
| Authorship | (Pursh) A. Gray |
| Rank | Variety |
| Placed in | Melica mutica Walter |
| Citation | 1856 Manual [A. Gray], ed. 2. 558 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Melica mutica var. diffusa (Pursh) A. Gray |
| Identification made in | [no date] (1) |