Native to China, Japan, Korea and Taiwan.
GRIN -- Asia-Temperate China: China - Fujian Eastern Asia: Japan - Honshu, - Kyushu, - Ryukyu Islands, - Shikoku; Korea, South; Taiwan
Mock orange is a perennial shrub or tree in the Pittosporaceae family which can reach 10 m tall by 3 m broad, and can become treelike. The leaves are oval in shape with edges that curl under and measure up to 10 cm in length. They are leathery, hairless, and darker and shinier on the upper surfaces. The inflorescence is a cluster of fragrant flowers occurring at the ends of branches. The flower has five white petals each about a centimeter long. The fruit is a hairy, woody capsule about 1 cm wide divided into three valves. Inside are black seeds in a bed of resinous pulp.
Widely available as an ornamental, listed in Sunset Western Garden Book.