| Classification | Isoetaceae: Isoetes |
| Harvard University Herbaria Barcode(s) | 02074936 |
| Collector | S. A. Spongberg & D. E. Boufford |
| Collector number | 1726 |
| Country | United States of America |
| State | South Carolina |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: South Carolina: Lancaster County |
| Locality | ca. 3.2 km (2 miles) southeast of the [town] of Taxahaw at Forty Acre Rock. |
| Date Collected | 1982-05-02 |
| Verbatim Elevation | ca. 200 meters |
| Habitat | Rooted in mud and growing in shallow water at the edge of a small vernal pool on the out-crop surface. |
| Container | Plants of South Carolina, U. S. A. |
| Project | US and Canada - Mass Digitization |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/5c291972-477e-479c-aee0-b0af415e5749 |
| Harvard University Herbaria Barcode | 02074936 |
| Herbarium | A |
| Family | Isoetaceae |
| Determination | Isoetes melanospora Engelmann |
| Determined by | Hickey, Ralph James |
| Date Determined | 1985-03-** |
| Determination Remarks | [filed under] [current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |