| Name | Senecio congestus var. tonsus Fernald |
| Authorship | Fernald |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Senecio congestus (R. Brown) de Candolle |
| GUID | urn:lsid:ipni.org:names:232899-2 |
| Citation | 1945 Rhodora 47: 256 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Senecio congestus var. tonsus Fernald |
| Identification made in | [no date] (1) |
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