| Classification | Lycopodiaceae: Diphasiastrum | 
| Classification 1 | Lycopodiaceae: Lycopodium | 
| Harvard University Herbaria Barcode(s) | 02163825 | 
| Collector | O. A. Farwell | 
| Collector number | 686 | 
| Country | United States of America | 
| State | Michigan | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Michigan: Keweenaw County | 
| Locality | Keweenaw Co. | 
| Date Collected | 1889-09-** | 
| Habitat | Woods & fields | 
| Container | Flora of Keweenaw Co. Mich. | 
| Project | US and Canada - Mass Digitization | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/9f7d7cd0-dd0b-4f57-ab21-378488761e29 | 
| Harvard University Herbaria Barcode | 02163825 | 
| Herbarium | GH | 
| Family | Lycopodiaceae | 
| Determination | Diphasiastrum tristachyum (Pursh) Holub | 
| Determination Remarks | [filed under] [current name] | 
| Family | Lycopodiaceae | 
| Determination | Lycopodium tristachyum Pursh | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |