| Classification | Equisetaceae: Equisetum | 
| Harvard University Herbaria Barcode(s) | 00694408 | 
| Collector | J. M. Greenman | 
| Collector number | 1331 | 
| Country | United States of America | 
| State | Connecticut | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Connecticut | 
| Locality | South Canaan | 
| Date Collected | 1897-10-04 [4 Oct. 1897] | 
| Project | New England Vascular Plants TCN | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/1afdd68c-4816-4804-96fd-6c54d2ed7823 | 
| Harvard University Herbaria Barcode | 00694408 | 
| 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 |