Stellenbosch University Botanical Garden, South Africa

Common name: water spinach, river spinach, water morning glory, water convolvulus, Chinese Watercress, Chinese convolvulus, swamp cabbage, ong choy (蕹菜), kongxincai (空心菜), Bai phai, Pak boong chin, phak bung (ผักบุ้ง), rau muống

Family: Convolvulaceae (Morning-glory)

Distribution: Old world Tropics

Life form: Herbaceous perennial

Comments: A semi-aquatic, tropical plant grown as a vegetable for tender shoots and leaves, and used for its health and medicinal properties. Ipomoea aquatica is found throughout the tropical and subtropical regions of the world, but it is not known where it originated.