| Classification | Haloragaceae: Myriophyllum | 
| Harvard University Herbaria Barcode(s) | 01628397 | 
| Collector | C. B. Hellquist & H. G. Brotzman | 
| Collector number | 16702 | 
| Country | United States of America | 
| State | New York | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: New York: Columbia County | 
| Locality | shore of Rogers Island, Hudson River, Greenport. small inlet at NE end of Hollenbeck Creek | 
| Date Collected | 2001-08-16 | 
| Habitat | fresh tidal shore. small inlet | 
| Container | Flora of New York | 
| Project | US and Canada - Mass Digitization | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/79c72089-dd18-40b8-b722-8479a87134bc | 
| Harvard University Herbaria Barcode | 01628397 | 
| Herbarium | GH | 
| Previous ownership | Transferred from Massachusetts College of Liberal Arts Herbarium (NASC) | 
| Family | Haloragaceae | 
| Determination | Myriophyllum spicatum Linnaeus | 
| Determination Remarks | [filed under] [current name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |