| Classification | Lemnaceae: Spirodela |
| Harvard University Herbaria Barcode(s) | 02315863 |
| Collector | G. Engelmann |
| Country | United States of America |
| State | Missouri |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Missouri: Saint Louis County: Saint Louis (Missouri) |
| Locality | [no additional data] |
| Date Collected | 1841-08-** |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/cce32bc8-f3d7-4e16-b1ee-ee3a770dba7d |
| Harvard University Herbaria Barcode | 02315863 |
| Herbarium | GH |
| Family | Lemnaceae |
| Determination | Spirodela polyrhiza (Linnaeus) Schleiden |
| Determination Remarks | [is filed under name] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
