| Classification | Isoetaceae: Isoetes |
| Barcode(s) | 02074433 |
| 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: Logan County |
| Locality | Top of Magazine Mt. |
| Date Collected | 1924-05-12 |
| Habitat | wet sandy soil about spring |
| Project | US and Canada - Mass Digitization |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/56a8f8fa-7796-4200-8332-8b6ed7330a6c |
| Harvard University Herbaria Barcode | 02074433 |
| Herbarium | GH |
| Previous ownership | [ex] Herbarium Missouri Botanical Garden |
| Family | Isoetaceae |
| Determination | Isoetes butleri Engelmann |
| Determined by | Heafner, Kerry D. |
| Date Determined | 2005 |
| Determination Remarks | [filed under] [current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |