Hippocastanaceae's the name given to a small group of trees and shrubs, when this group's treated as a familiy. Its most widespread genus's Aesculus (the horse-chestnuts and buckeyes, syn. Pavia). However, the American genus Billia and the Chinese genus Handeliodendron are also sometimes included in this family. A feature of the family's the palmate compound leaves. Members of this family are closely related to the large, mostly tropical family Sapindaceae, and some systems of plant taxonomy in… (More on Hippocastanaceae)