| Special Geographical Unit: | Apalachicola National Estuarine Sanctuary |
| Verbatim Directions to Locality: | Apalachicola National Estuarine Sanctuary: St. Vincent Island, National Wildlife Refuge. Lakes no. 1, 2, and 3 on SE part of island. |
| Habitat: | Low marshes bordering the lakes (lakes no. 1, 2, and 3). |
| Plant Morphology Observations: | Plants of this species in other settings on island are much larger, but here they are abundant in open, flat, shrub-less marsh. |
| Local Abundance Observations: | Abundant. |
