| Name | Senecio dimorphophyllus var. paysoni T. M. Barkley | 
| Authorship | T. M. Barkley | 
| Rank | Variety | 
| NomenclaturalStatus | NomLeg | 
| Placed in | Senecio dimorphophyllus Greene | 
| Citation | 1963 Trans. Kansas Acad. Sci. 65: 362 | 
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Senecio dimorphophyllus var. paysoni T. M. Barkley | 
| Identification made in | [no date] (1), 1960 (1) |