| Classification | Ophioglossaceae: Botrychium |
| Harvard University Herbaria Barcode(s) | 00711519 |
| Collector | E. F. Williams |
| Country | United States of America |
| State | New Hampshire |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: New Hampshire: Grafton County: Hanover |
| Locality | Hanover |
| Date Collected | 1910-07-17 [July 17, 1910] |
| Project | New England Vascular Plants TCN |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/ec429a6f-1829-4041-b8b9-2a5efacae4fe |
| Harvard University Herbaria Barcode | 00711519 |
| Herbarium | GH |
| Family | Ophioglossaceae |
| Determination | Botrychium lanceolatum subsp. angustisegmentum (Pease & A. H. Moore) R. T. Clausen |
| Determination Remarks | [is filed under name] [is Current name] |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
