Ottelia cordata

Ottelia cordata belongs to the Hydrocharitaceae family, commonly known as the tape-grass family. This aquatic plant is distributed across the Oriental (Indomalaya) region, with confirmed occurrences in Bangladesh, Cambodia, Hainan, Myanmar, and Thailand. The species was formally described in 1934 by Dandy, who revised the original work attributed to Wall. As a member of the genus Ottelia, it is part of a group of aquatic plants typically found in freshwater habitats.