| Name | Cirsium excelsius (B. L. Robinson) Petrak |
| Authorship | (B. L. Robinson) Petrak |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Cirsium Miller |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Cirsium excelsius (B. L. Robinson) Petrak |
| Identification made in | [no date] (2) |