| Special Geographical Unit: | Apalachee Game Mg't Area |
| Verbatim Directions to Locality: | East side S/R 271, ca. 5.7 miles north of U.S. 90 at Sneads in Apalachee Game Mg't Area on Lake Seminole. |
| Habitat: | At water line on partially inundated dead tree; plants generally on stumps, floating logs or on the shoreline very close to the water. |
| Plant Morphology Observations: | Achenes lenticular; Perigynia blackish and strongly nerved on inner face near the base; some spikes androgynous; central rachis branched near the base. |
| Non digital information?: | N |