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 Bacopa caroliniana (Walter) B.L.Rob.

Family	:	Plantaginaceae
Local name	:	English -water hyssop
Distribution	:	Southern United States and in South Korea.
Habitat	:	Wetlands, marshes, lakes, and ponds
Key botanical characters :   Bacopa caroliniana is a perennial creeping herb. The leaves of this plant are succulent, smell of lemon if crushed, and are relatively thick. Leaves are oblanceolate and are arranged oppositely on the stem. The leaves are opposite (individual pairs arranged crosswise as well, their bases clasping the stem), fleshy and succulent, ovate or elliptical, 20 to 30 mm (~1 inch) long, and 10 to 15 mm (~0.5 inches) wide. The flowers are blue, with five petals.