Indian Laburnum (Cassia fistula) - Kerala

Indian Laburnum (Cassia fistula) known as the golden shower tree and other names, is a flowering plant in the family Fabaceae, native to southern Asia, from southern Pakistan east through India to Myanmar and south to Sri Lanka. It is the national tree of Thailand, and its flower is Thailand's national flower. It is also state flower of Kerala in India and of immense importance amongst Malayali population. It is a popular ornamental plant and is an herbal medicine. The golden shower tree is the state flower of Kerala in India. The flowers are of ritual importance in the Vishu festival of the Kerala state of India.