| Name | Cirsium horridulum Michaux |
| Authorship | Michaux |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Cirsium Miller |
| Contains | Cirsium horridulum var. elliottii Torrey & A. Gray Cirsium horridulum var. horridulum Cirsium horridulum var. megacanthum (Nuttall) D. J. Keil Cirsium horridulum var. vittatum (Small) R. W. Long |
| GUID | urn:lsid:ipni.org:names:59036-2 |
| Holdings | 124 Specimens held in the Harvard University Herbaria identified as Cirsium horridulum Michaux |
| Identification made in | [no date] (121), 1997 (2), 2017 (1) |
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