| Classification | Alismataceae: Sagittaria | 
| Harvard University Herbaria Barcode(s) | 01632458 | 
| Collector | C. B. Hellquist with [data not captured] | 
| Collector number | 15827 | 
| Country | United States of America | 
| State | New York | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: New York: Ulster County | 
| Locality | along west side of Hudson River on north side of Esopus Creek by old lighthouse off Lighthouse Rd. Saugerties | 
| Date Collected | 1990-09-27 | 
| Habitat | tidal flats | 
| Container | Flora of New York | 
| Project | US and Canada - Mass Digitization | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/8a13e7a2-f95e-460f-9e35-7b3f5845b9fc | 
| Harvard University Herbaria Barcode | 01632458 | 
| Herbarium | GH | 
| Previous ownership | Transferred from Massachusetts College of Liberal Arts Herbarium (NASC) | 
| Family | Alismataceae | 
| Determination | Sagittaria graminea Michaux | 
| Determination Remarks | [filed under] [current name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |