| Classification | Sparganiaceae: Sparganium |
| Barcode(s) | 00947402 |
| Collector | G. B. Van Schaack |
| Collector number | 955 |
| 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 Island, South Pass |
| Date Collected | 1945-08-26 |
| Verbatim Elevation | at 400' elev. |
| Habitat | In shallow, mud-bottomed pool, inland at 400' elev. |
| Container | Plants of Aleutian Islands |
| Project | US and Canada - Mass Digitization |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/e1e8052b-1244-4abb-a466-72cb18b5bf8c |
| Harvard University Herbaria Barcode | 00947402 |
| Herbarium | GH |
| Family | Sparganiaceae |
| Determination | Sparganium angustifolium Michaux |
| Determined by | Nicholls, Marc S. |
| Date Determined | 1985 |
| Determination Remarks | [filed under] [current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |