| Name | Xyris caroliniana var. scabra Engelmann ex Engelmann & A. Gray |
| Authorship | Engelmann ex Engelmann & A. Gray |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Xyris caroliniana Walter |
| Citation | 1845 Boston J. Nat. Hist. 5(2): 235 |
| Holdings | 3 Specimens held in the Harvard University Herbaria identified as Xyris caroliniana var. scabra Engelmann ex Engelmann & A. Gray |
| Identification made in | [no date] (2), 2008 (1) |