| Classification | Sparganiaceae: Sparganium |
| Barcode(s) | 00947476 |
| Collector | Ced. L. Porter |
| Collector number | 4423 |
| Country | United States of America |
| State | Wyoming |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Wyoming: Albany County |
| Locality | Pole Mt. region |
| Date Collected | 1947-09-14 |
| Verbatim Elevation | 8300 ft |
| Habitat | floating on the surface of beaver ponds, anchored in mud |
| Project | US and Canada - Mass Digitization |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/fbf8d85e-74ec-458e-9ad1-5f036dcd9c1b |
| Harvard University Herbaria Barcode | 00947476 |
| Herbarium | GH |
| Previous ownership | Ex The Rocky Mountain Herbarium. University of Wyoming, Laramie |
| 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 |