| Name | Senecio porteri Greene |
| Authorship | Greene |
| Rank | Species |
| Placed in | Senecio Linnaeus |
| Citation | 1897 Pittonia 3(16): 186 |
| Holdings | 3 Specimens held in the Harvard University Herbaria identified as Senecio porteri Greene |
| Identification made in | [no date] (1), 1960 (1), 1973 (1) |
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