| Classification | Haloragaceae: Myriophyllum |
| Harvard University Herbaria Barcode(s) | 01628509 |
| Collector | A. E. Porsild |
| Collector number | 4447 |
| Country | Canada |
| State | Nunavut |
| Geography | North America: North America (CA, US, MX) (Region): Canada: Nunavut |
| Locality | Charlton Island |
| Georeference | 52° N., 79° 30' W. |
| Date Collected | 1929-07-06 - 1929-07-14 |
| Habitat | in shallow beaver pond |
| Container | Flora of James Bay |
| Project | US and Canada - Mass Digitization |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/1a84e757-ccaa-4627-ae21-166c502ad1c7 |
| Harvard University Herbaria Barcode | 01628509 |
| Herbarium | GH |
| Previous ownership | [ex] National Herbarium of Canada; Dupl. ex. Herb. Nat. Mus. Canada |
| Family | Haloragaceae |
| Determination | Myriophyllum verticillatum Linnaeus |
| Determined by | Scribailo, Robin W. & Alix, Mitchell S. |
| Date Determined | 2015-09-** |
| Determination Remarks | [filed under] [current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
