Parkia timoriana 球花豆
Parkia timoriana is a species of flowering plant in the legume family. English common names include tree bean. Common names in other languages and regions include petai hutan in Borneo, yongchak in Manipur, India, nitta tree and riang in Thailand, kedawung and peundung in Java, alai in Sumatra, petai kerayong and batai hutan in Malaysia, and kupang and amarang in the Philippines. It is native to Thailand, Malaysia, Myanmar, Indonesia, and Assam in India. It is widely cultivated for food and wood, and as an ornamental.