| Classification | Plantaginaceae: Callitriche |
| Harvard University Herbaria Barcode(s) | 00466645 |
| Collector | A. S. Pease & D. H. Linder |
| Collector number | 21760 |
| Country | Canada |
| State | Nova Scotia |
| Geography | North America: North America (CA, US, MX) (Region): Canada: Nova Scotia: Yarmouth County (Nova Scotia) |
| Locality | Brook east of Rockville |
| Date Collected | 1920-07-14 |
| Project | US and Canada - Mass Digitization |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/561b1300-2e03-44ae-aaa7-9dc9879e0bd0 |
| Harvard University Herbaria Barcode | 00466645 |
| Herbarium | GH |
| Family | Plantaginaceae |
| Determination | Callitriche heterophylla Pursh |
| Determined by | Philbrick, Charles Thomas |
| Date Determined | 1991-01-** |
| Determination Remarks | [filed under] [current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
