| Classification | Ophioglossaceae: Botrychium | 
| Barcode(s) | 00739100 | 
| Collector | A. A. Eaton | 
| Collector number | 223 | 
| Country | United States of America | 
| State | Massachusetts | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Massachusetts: Essex County: Newbury | 
| Locality | Newbury | 
| Date Collected | 1891-07-01 [July 1-1891] | 
| Project | New England Vascular Plants TCN | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/ac708c02-70b5-447e-b0dc-6638748672f2 | 
| Harvard University Herbaria Barcode | 00739100 | 
| Herbarium | GH | 
| Family | Ophioglossaceae | 
| Determination |  Botrychium lanceolatum subsp. angustisegmentum (Pease & A. H. Moore) R. T. Clausen | 
| Determination Remarks |  [filed under] [current name] | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |