Swaying gently as the breeze blows the leaves and the yellow flowers of a golden tree shower, Cassia fistula, the national tree and flower of Thailand

cassia fistula golden shower tree national flower of thailand purging cassia indian laburnum kani konna konna poo puddingpipe tree state flower of kerala ornamental plant subtropical areas yellow flowers leaves dry climates tropical ayurvedic medicine fruit pulp purgative herbalism herbal laxatives cassia pods traditional medicine cathartic whitening agent national flower thailand medicinal symbolism cultural importance ratchaphruek dok koon yellow color medicinal benefits thai culture symbol of honor royalty prosperity twigs green windy breeze plants trees shrub