| Classification | Najadaceae: Zannichellia |
| Harvard University Herbaria Barcode(s) | 01734409 |
| Collector | C. B. Hellquist & L. Crouch |
| Collector number | 12506 |
| Country | United States of America |
| State | Oklahoma |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Oklahoma: Marshall County |
| Locality | small pond on the south side of Rte. 99, 0.5 mile south of the jct. of Rtes. 99 & 70, Madill, Sec. 34, T5S, R5E |
| Date Collected | 1978-06-07 |
| Habitat | pond |
| Container | Flora of Oklahoma |
| Project | US and Canada - Mass Digitization |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/0a24ee11-2df0-47b2-b707-e3422f537411 |
| Harvard University Herbaria Barcode | 01734409 |
| Herbarium | GH |
| Previous ownership | [ex] Herbarium of Boston State College, Boston, Massachusetts |
| Family | Najadaceae |
| Determination | Zannichellia palustris Linnaeus |
| Determined by | Hellquist, Carl Barre |
| Date Determined | 1988 |
| Determination Remarks | [is filed under name] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
