ක‍ටු ඉකිරි/නීරමුල්ලිය [Katu-ikiri/Neeramulliya] (Hygrophila auriculata [Syn: Hygrophila schulli])

Common indigenous herb occurs in marshy places and roadside ditches of both wet and dry zone. Especially along edges of dry zone tanks and ponds. Flowering from January to October. Roots use in medicine and leaf congee is made from the plant.