| Name | Silphium simpsonii var. wrightii L. M. Perry |
| Authorship | L. M. Perry |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Silphium simpsonii Greene |
| GUID | urn:lsid:ipni.org:names:236474-2 |
| Citation | 1937 Rhodora 39: 288 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Silphium simpsonii var. wrightii L. M. Perry |
| Identification made in | [no date] (2) |