| Classification | Alismataceae: Echinodorus |
| Classification 1 | Alismataceae: Helanthium |
| Harvard University Herbaria Barcode(s) | 01032402 |
| Collector | T. P. James |
| Country | United States of America |
| State | Massachusetts |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Massachusetts: Middlesex County: Cambridge |
| Locality | Cambridge, on margin of Charles R. side Watertown Road above RR [Railroad] Station at Mt. Auburn |
| Date Collected | 1869-08-31 [31.VIII.1869] |
| Project | New England Vascular Plants TCN |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/7ad8a69c-1931-11e6-b5e0-001ec9fd629b |
| Harvard University Herbaria Barcode | 01032402 |
| Herbarium | GH |
| Family | Alismataceae |
| Determination | Echinodorus tenellus (Martius) Buchenau |
| Determination Remarks | [filed under] [current name] |
| Family | Alismataceae |
| Determination | Helanthium tenellum (Martius ex Schultes f.) Britton |
| Determined by | Kittredge, Walter Tobey |
| Date Determined | 2025 |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
