The term Malaysian Tree is referring to the Upas tree, which is a species of tree native to Southeast Asia. It is a deciduous tree that can grow up to 30 meters tall and has a wide canopy. The bark is greyish-brown and the leaves are dark green. The flowers are small and yellowish-white in color. The fruit is a round, yellow-orange drupe. The Upas tree is an important source of timber and is used for medicinal purposes.