| Classification | Equisetaceae: Equisetum |
| Harvard University Herbaria Barcode(s) | 00694380 |
| Collector | E. F. Williams |
| Country | United States of America |
| State | Rhode Island |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Rhode Island: Newport County: Middletown |
| Locality | Middletown |
| Date Collected | 1908-05-30 [May 30 1908] |
| Project | New England Vascular Plants TCN |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/40c11e30-96e9-480c-8020-906ab2a7b445 |
| Harvard University Herbaria Barcode | 00694380 |
| Herbarium | GH |
| Family | Equisetaceae |
| Determination | Equisetum hyemale var. affine (Engelmann) A. A. Eaton |
| Determination Remarks | [filed under] [current name] |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
