| Name | Cirsium monocephalum H. Léveillé |
| Authorship | H. Léveillé |
| Rank | Species |
| Placed in | Cirsium Miller |
| Citation | 1913 Repert. Spec. Nov. Regni Veg. 12: 189 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Cirsium monocephalum H. Léveillé |
| Identification made in | 2014 (2) |