| Name | Panicum hirstii Swallen |
| Authorship | Swallen |
| Rank | Species |
| Placed in | Panicum Linnaeus |
| Citation | 1961 Rhodora 63: 236 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Panicum hirstii Swallen |
| Identification made in | 1990 (1) |
| Name | Panicum hirstii Swallen |
| Authorship | Swallen |
| Rank | Species |
| Placed in | Panicum Linnaeus |
| Citation | 1961 Rhodora 63: 236 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Panicum hirstii Swallen |
| Identification made in | 1990 (1) |