| Name | Cirsium horridulum var. vittatum (Small) R. W. Long |
| Authorship | (Small) R. W. Long |
| Rank | Variety |
| Placed in | Cirsium horridulum Michaux |
| Citation | 1970 Rhodora 72(789): 45 |
| Holdings | 45 Specimens held in the Harvard University Herbaria identified as Cirsium horridulum var. vittatum (Small) R. W. Long |
| Identification made in | [no date] (45) |
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