| Classification | Alismataceae: Sagittaria | 
| Harvard University Herbaria Barcode(s) | 00022720 | 
| Type Status | Isotype | 
| Collector | A. A. Eaton | 
| Country | United States of America | 
| State | Massachusetts | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Massachusetts: Essex County: Newburyport | 
| Date Collected | 1898 | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/a2f0ab64-334b-4508-b12b-7509117a23cb | 
| Harvard University Herbaria Barcode | 00022720 | 
| Herbarium | GH | 
| Family | Alismataceae | 
| Type Status | Isotype | 
| Isotype of | Sagittaria eatoni J. G. Smith | 
| Taxon Reference | (for  Sagittaria eatoni J. G. Smith) Rep. (Annual) Missouri Bot. Gard. 1900. 11: 150, pl. 58. | 
| Family | Alismataceae | 
| Determination | Sagittaria graminea Michaux | 
| Determined by | C. Bogin | 
| Determination Remarks | [current name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |