The red and blue water lily was declared the national flower of Sri Lanka on 26 February 1986. It found all the part of Sri Lanka and grows in the shallow water. The flower is considered a symbol of truth, purity and discipline. It has connection with Buddha and uses as ceremonial flower in Sri Lanka throughout history. Stamp with a purple lily flower was issued to commemorate the national flower.
Ceylon ironwood was declared the national tree on 26 February 1986. It was chosen as the national tree due to its native in Sri Lanka, utility, historic & cultural importance, exterior posture, wide distribution, color & nature and ability to draw & sketch it easily. The tree was utilized for various purpose since the old time.