| Special Geographical Unit: | Apalachicola National Estuarine Sanctuary |
| Verbatim Directions to Locality: | Left bank of Sam's Cut Off just below departure from East River, ca 4 air mi NE of town of Apalachicola. |
| Habitat: | Shallow water of wooded floodplain. |
| Plant Morphology Observations: | Ocreal bristles 10 mm long, leaves as well as calyces glandular punctate. |
| Local Abundance Observations: | Common. |