| Name | Equisetum sylvaticum f. multiramosum Fernald |
| Authorship | Fernald |
| Rank | Forma |
| NomenclaturalStatus | NomLeg |
| Placed in | Equisetum sylvaticum Linnaeus |
| GUID | urn:lsid:ipni.org:names:294168-2 |
| Citation | 1918 Rhodora 20: 131 |
| Holdings | 5 Specimens held in the Harvard University Herbaria identified as Equisetum sylvaticum f. multiramosum Fernald |
| Identification made in | [no date] (4), 1918 (1) |