Acer is a genus of trees and shrubs commonly known as maples. The genus is placed in the family Sapindaceae. There are approximately 132 species, most of which are native to Asia, with a number also appearing in Europe, northern Africa, and North America.

Acer palmatum are deciduous small trees and shrubs, with opposing five pointed leaves, native to Japan, China and Korea. There are at present hundreds of varieties in cultivation. Palmatum species are separated from other Acer species within their genus by way of their 5 pointed leaves. They are very popular for use as bonsai due to their ready ability to respond to most bonsai techniques, beautiful foliage and graceful branch structure.