| Name | Senecio pauperculus var. firmifolius (Greenman) Greenman |
| Authorship | (Greenman) Greenman |
| Rank | Variety |
| Placed in | Senecio pauperculus Michaux |
| Citation | 1916 Ann. Missouri Bot. Gard. 3(1): 166 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Senecio pauperculus var. firmifolius (Greenman) Greenman |
| Identification made in | [no date] (1) |
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