Other Bangla name: Tokapana, Pana, Golap-pana, Boro hodi, Bara-pana.
The stemless small plant is found everywhere in shallow water or in the mud of ditches in Bangladesh. Sometimes they are seen floating in the large colonies. It is also found in Indian subcontinent and Southeast Asia.
Leaves are pale green or yellowish, 4-10 cm long, leaf apex rounded with soft hairs. Occasionally their leaves turn yellow; probably due to lack of nutrients from the soil. This can happen by lacking the water also.
Flowers in spathe, from the center of the leaves. They are yellowish green. Fruit is berry, few seeded. It blooms in summer. It is propagated by stolon and seeds.
The plant is used in purgative, uretic, asthmatic and skin diseases. Many aquatic insects take refuge …