| Herbarium ID: SSMF |
| Accession Number: 004978 |
| Scientific Name: Potamogeton praelongus Wulfen |
| Family Name: Potamogetonaceae |
| Location: Lac de Milieu, Robson Twp., Ontario. |
| District Located: not specified |
| Longitude\Latitude: 89.92 W \ 48.92 N |
| Habitat: 3 ft.of water over muck. |
| Notes: |
| Collector: (none recorded) |
| Collection Number: 1337 |
| Collection Date: 07/06/1963 |
| Determined by: W.K.W. Baldwin |
| Annotation by: |
Last Modified: