| Classification | Azollaceae: Azolla |
| Harvard University Herbaria Barcode(s) | 02069002 |
| Collector | E. J. Palmer |
| Country | United States of America |
| State | Arkansas |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Arkansas: Hempstead County |
| Locality | margins of Yellow Creek, near McNab |
| Date Collected | 1924-10-24 |
| Habitat | shallow stagnant water |
| Project | US and Canada - Mass Digitization |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/4f342f98-3d7a-4a7e-a215-074f2a512a6d |
| Harvard University Herbaria Barcode | 02069002 |
| Herbarium | GH |
| Previous ownership | [ex] Herbarium, Missouri Botanical Garden |
| Family | Azollaceae |
| Determination | Azolla caroliniana Willdenow |
| Determination Remarks | [is filed under name] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
