| Classification | Lycopodiaceae: Diphasiastrum |
| Classification 1 | Lycopodiaceae: Lycopodium |
| Harvard University Herbaria Barcode(s) | 02163810 |
| Collector | E. Tatnall |
| Country | United States of America |
| State | Maryland |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Maryland |
| Locality | [no additional data] |
| Date Collected | 1894-08-21 |
| Habitat | Dry banks of an abandoned canal |
| Container | Flora of Maryland |
| Project | US and Canada - Mass Digitization |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/17b02589-377c-4b38-a41d-a7bea16e2b6b |
| Harvard University Herbaria Barcode | 02163810 |
| Herbarium | GH |
| Previous ownership | [ex] Herb. Edward Tatnall, Wilmington, Delaware.; [ex] Herbarium of Walter Deane Bequeathed to the Gray Herbarium Received August, 1930 |
| 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 |
