Naturalis Biodiversity Center. Year: 2016.   cc-by-nc-sa-3.0

Thalassia is a genus of herb in the family Hydrocharitaceae. They are native to U.S. Virgin Islands, The Contiguous United States, Puerto Rico, and Pacific Basin excluding Hawaii.

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EOL has data for 22 attributes, including:

Known occurrences, collected specimens and observations of Thalassia. View this species on GBIF