Evergreen woody foliage plant. Rubber tree leaves are large, thick and leathery, shiny, round to oblong; The leaves are dark green, the back of the leaves is light green, and the early stage is wrapped outside the terminal bud. After the new leaves are stretched, the stipulation falls off and leaves leaf marks on the branches. Its mosaic variety has yellow-white patches on green leaves, which are more beautiful and pleasing to the eye, but its leaves are poisonous. The rubber tree is a mulberry evergreen tree with a height of more than 25 meters. Leaf blade on young leaves col thickly leathery with glossy elliptic to oblong; leaf surface dark green or reddish green abaxially light green.