| Verbatim Directions to Locality: | along south shore of Clear Lake. |
| Habitat: | margin of flatwoods along a white sand ridge. |
| Identifier's Name: | Norlan C. Henderson |
| Text Identification Date: | July 26, 1964 |
| Formal Identification Date: | 1964-07-26 |
| Lowest Rank Identified: | Species |
| Identification History: | Rhynchospora megalocarpa Gray. |
| Determinavit: | det. |
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| Identifier's Name: | John R. Bozeman |
| Text Identification Date: | 1971 |
| Lowest Rank Identified: | Species |
| Identification History: | ![Rhynchospora megalocarpa Gray.] |
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| Identifier's Name: | Shirley Mah Kooyman |
| Text Identification Date: | 1980 |
| Lowest Rank Identified: | Species |
| Identification History: | ![Rhynchospora megalocarpa Gray.] |
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| Identifier's Name: | R. Kral |
| Text Identification Date: | [19]90 - [19]91 |
| Lowest Rank Identified: | Species |
| Identification Literature: | Ann. Lyc. New York III: 368. 1836. |
| Identification History: | Rhynchospora megalocarpa Gray. |
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