Limnophila aromatica

Limnophila aromatica (synonym: Limnophila chinensis var. aromatica; also called rice paddy herb) is a tropical flowering plant in the plantain family, Plantaginaceae. It is native to Southeast Asia, where it flourishes in hot temperatures and grows most often in watery environments, particularly in flooded rice fields. It is called Ngò ôm or ngò om or ngổ in Vietnam and used as an herb and also cultivated for use as an aquarium plant. The plant was introduced...