| Special Geographical Unit: | Caverns State Park |
| Verbatim Directions to Locality: | Caverns State Park, North of Marianna. |
| Habitat: | Northeast side of Swimming Area, floodplain of Chipola River. |
| Plant Morphology Observations: | Staminate spike sessile or subsessile, closely contiguous to upper pistillate spikes. |
| Non digital information?: | N |