| Name | Panicum dichotomum f. commune S. Watson & Coulter |
| Authorship | S. Watson & J. M. Coulter |
| Rank | Forma |
| Placed in | Panicum dichotomum Linnaeus |
| Citation | 1890 Manual (Gray), ed. 6 633 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Panicum dichotomum f. commune S. Watson & Coulter |
| Identification made in | [no date] (1) |