| Name | Senecio integerrimus var. major (A. Gray) Cronquist |
| Authorship | (A. Gray) Cronquist |
| Rank | Variety |
| Placed in | Senecio integerrimus Nuttall |
| GUID | urn:lsid:ipni.org:names:233305-2 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Senecio integerrimus var. major (A. Gray) Cronquist |
| Identification made in | [no date] (1) |