| Name | Senecio riddellii var. parksii Cory |
| Authorship | Cory |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Senecio riddellii Torrey & A. Gray |
| GUID | urn:lsid:ipni.org:names:233899-2 |
| Citation | 1943 Rhodora 45: 164 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Senecio riddellii var. parksii Cory |
| Identification made in | [no date] (1), 1967 (1) |