Correa.Family: Meliaceae.
Habitat: Cultivated in Nilgiris and a few other places in South India.
En ? glishLangsat Fruit, Dockoa.Folk: Duku.Action: Bark—astringent, an- tidysenteric. Resin—antidiarrhoeal, prescribed in intestinal spasm. Seed—febrifuge, vermifuge.
The peel of the fruit contains a tri- terpenoid acid (lansic acid). Seeds are bitter; contain traces of an alkaloid and resin.The crude extract of fruit peel, containing lansic acid, lansioside A, B and C or their derivatives, is used as an ingredient of shampoos and hair tonics.