Thalassia testudinum Banks & Sol. ex K.D. Koenig
Hydrocharitaceae
| Collection Number | Not collected |
| Collectors | C. Davidson, S. R. Christoph |
| Identified By | C. Davidson |
| Source | C. Davidson |
| Date | 10 June 2019 |
| Country | Belize |
| Location | Ambergris Caye. Hol Chan Marine Reserve. |
| Lat/Long | N 17 51 46.6 W 87 58 43.9 |
| Note | C. 6-7 m deep. With Horse-eyed Jack (the fish). |