| Name | Senecio longepenicillatus Sandwith |
| Authorship | Sandwith |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Senecio Linnaeus |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Senecio longepenicillatus Sandwith |
| Identification made in | 1952 (1) |