| Classification | Lycopodiaceae: Diphasiastrum |
| Harvard University Herbaria Barcode(s) | 00216728 |
| Collector | M. A. Day |
| Collector number | 97 |
| Country | United States of America |
| State | Massachusetts |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Massachusetts: Berkshire County: Adams |
| Date Collected | 1901-08-31 |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/76b91e0c-0dce-4321-935a-9a3544350110 |
| Harvard University Herbaria Barcode | 00216728 |
| Herbarium | GH |
| Family | Lycopodiaceae |
| Determination | Diphasiastrum tristachyum (Pursh) Holub |
| Determination Remarks | Arev: Not a type [is filed under name] [is label name] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
