The Sapindus is a woody plant of the genus Sapindus in the family Sapindaceae.

The Sapindales are native to the south of the Yangtze River Basin in China, the Central and South China Peninsula, India, and Japan, and are now produced in eastern, southern, and southwestern China, and are commonly cultivated in temples, gardens, and villages throughout the world. Sapindus like light, like warm and humid, cold and drought resistant, not strict on the soil requirements, in slightly acidic, neutral soil can grow; propagation mode to seed propagation, but also can be rooted seedlings.

Sapindus tree is tall, dense branches and leaves, crown shade, is the excellent foliage, fruit species of greening, is the preferred species of ecological greening of industrial cities, can be used as a garden landscape trees, but also street trees. The kernel can be made into handicrafts, can also be extracted from the oil, used in the manufacture of lubricating oil or biodiesel. The fruit pieces of the affected seeds are rich in saponin, can be used directly or processed into laundry products, can also be processed into chemicals.

Morphological features

Deciduous large trees, up to 20 meters high, gray-brown or black-brown bark; shoots green, glabrous. Inflorescences terminal, conical; late spring yellowish flowers, flowers small, with a clear aroma. Pedicels often very short, actinomorphic; sepals ovate or oblong-ovate, larger ones ca. 2 mm, outside base sparsely pilose; petals 5, lanceolate, long clawed, ca. 2.5 mm, outside base villous or subglabrous, scales 2, auriculate; disk disk-shaped, glabrous.

Stamens 8, protruding, filaments ca. 3.5 mm, densely villous below middle; ovary glabrous. Fruit development: mericarps subglobose, 2-2.5 cm in diam. Fl. spring, fr. summer-autumn.