| Verbatim Directions to Locality: | Headwaters marsh of St. Johns River - about 10 miles west of Vero Beach. |
| Habitat: | headwaters marsh of St. Johns River. |
| Non digital information?: | N |
| Identifier's Name: | |
| Text Identification Date: | coll. February 22,1957 |
| Formal Identification Date: | 1957-02-22 |
| Lowest Rank Identified: | first Infraspecific Epith |
| Identification History: | Pontederia lanceolata Nutt.; det. Robert J. Lemaire; coll. February 22,1957 |
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| Identifier's Name: | R. M. Lowden |
| Text Identification Date: | June 1971 |
| Formal Identification Date: | 0000-00-00 |
| Lowest Rank Identified: | first Infraspecific Epith |
| Identification History: | Pontederia cordata L. var. lancifolia (Muhl.) Torrey; R.M. Lowden; June 1971 |
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