| Classification | Lycopodiaceae: Diphasiastrum | 
| Harvard University Herbaria Barcode(s) | 02163646 | 
| Collector | G. B. Van Schaack | 
| Collector number | 130 | 
| Country | United States of America | 
| State | Alaska | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Alaska: Unorganized Borough: Aleutians West Census Area | 
| Locality | Attu Isl. | 
| Date Collected | 1944 [Summer 1944] | 
| Project | US and Canada - Mass Digitization | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/7061490e-b4f6-41e4-94b8-c69d604f5b4e | 
| Harvard University Herbaria Barcode | 02163646 | 
| Herbarium | GH | 
| Previous ownership | [ex] Herbarium of the University of Michigan | 
| Family | Lycopodiaceae | 
| Determination | Diphasiastrum sitchense (Ruprecht) Holub | 
| Determination Remarks | [filed under] [current name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |