| Name | Equisetum hyemale f. ramigerum A. A. Eaton |
| Authorship | A. A. Eaton |
| Rank | Forma |
| NomenclaturalStatus | NomLeg |
| Placed in | Equisetum hyemale Linnaeus |
| GUID | urn:lsid:ipni.org:names:297848-2 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Equisetum hyemale f. ramigerum A. A. Eaton |
| Identification made in | [no date] (1) |