| Verbatim Directions to Locality: | In swiftly flowing water (from a Nyssa swamp), completely submerged; On Fla. 149 3.8 mi S of Ga.-Fla. line. |
| Habitat: | in swiftly flowing water (from a Nyssa swamp), completely submerged. with Potamegeton capillaceus and Callitriche heterophylla. |
| Non digital information?: | N |