| Classification | Lycopodiaceae: Diphasiastrum | 
| Harvard University Herbaria Barcode(s) | 00214880 | 
| Collector | C. H. Knowlton | 
| Country | United States of America | 
| State | Maine | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Maine: Washington County: East Machias | 
| Date Collected | 1933-08-19 | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/1dbaf606-ec51-48ee-80d3-8c1e3c2527c0 | 
| Harvard University Herbaria Barcode | 00214880 | 
| Herbarium | NEBC | 
| Family | Lycopodiaceae | 
| Determination | Diphasiastrum tristachyum (Pursh) Holub | 
| Determination Remarks | Arev: Not a type [filed under] [label name] [current name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |