| Classification | Lemnaceae: Wolffia |
| Harvard University Herbaria Barcode(s) | 01151018 |
| Collector | R. J. Eaton |
| Country | United States of America |
| State | Massachusetts |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Massachusetts: Middlesex County: Concord |
| Locality | Concord, S. Hoar's Pond, Great Meadows, along "middle" dyke |
| Date Collected | 1938-09-07 [Sept. 7, 1938] |
| Habitat | Shallow still water |
| Frequency | abundant |
| Project | New England Vascular Plants TCN |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/96afe1fc-19c0-11e6-b5e0-001ec9fd629b |
| Harvard University Herbaria Barcode | 01151018 |
| Herbarium | NEBC |
| Family | Lemnaceae |
| Determination | Wolffia columbiana H. Karsten |
| Determination Remarks | [is filed under name] [is Current name] |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
