| Name | Parasenecio quinquelobus var. sinuatus (H. Koyama) Y. L. Chen |
| Authorship | (H. Koyama) Y. L. Chen |
| Rank | Variety |
| Placed in | Parasenecio quinquelobus (Wallich ex de Candolle) Y. L. Chen |
| Citation | 1999 Fl. Reipubl. Popularis Sin. 77(1): 63 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Parasenecio quinquelobus var. sinuatus (H. Koyama) Y. L. Chen |
| Identification made in | 2014 (1) |