| Classification | Plantaginaceae: Callitriche |
| Harvard University Herbaria Barcode(s) | 00466768 |
| Collector | M. Hopkins & G. L. Cross |
| Collector number | 1613 |
| Country | United States of America |
| State | Oklahoma |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Oklahoma: McCurtain County |
| Locality | 10 mile east of Broken Bow. |
| Date Collected | 1937-05-01 |
| Habitat | Growing on the border of slow sluggish stream in sweet gum and Cypress swamp. |
| Container | Plants of Oklahoma |
| Project | US and Canada - Mass Digitization |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/d7aaa532-fbb5-454a-9a92-6f2e67ed19e8 |
| Harvard University Herbaria Barcode | 00466768 |
| Herbarium | GH |
| Previous ownership | [ex] Herbarium of the University of Oklahoma |
| Family | Plantaginaceae |
| Determination | Callitriche heterophylla Pursh |
| Determined by | Philbrick, Charles Thomas |
| Date Determined | 1991-01-** |
| Determination Remarks | [is filed under name] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
