| Name | Equisetum ×ferrissii Clute |
| Authorship | Clute |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Equisetum Linnaeus |
| Citation | 1904 Fern Bull. 12: 22 |
| Holdings | 5 Specimens held in the Harvard University Herbaria identified as Equisetum ×ferrissii Clute |
| Identification made in | [no date] (4), 1959 (1) |
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