blue star water lily that is often referred to as a lotus. It is the national flower of Sri Lanka, Nymphaea stellata. This may be what is meant by the Sanskrit designation, utpala.
n February 1986 blue water lily was chosen as the National flower. Found all the part of Sri Lanka and grows in the shallow water. Petals arranged like a star and the flat round waterproof leaves are bright green. It`s a symbol of purity and truth. It has a sweet fragrance and used for offering at Buddhist Temples and rituals for god Vishnu.Sigiriya frescoes of women holds these flowers in their hands. Seeds and the tubes used as a vegetable by villagers and also leaves, stem and flowers used in herbal medicine and dried flowers used to make pillows and says It produces happy dreams.