Aralia (Spikenar) is a genus of the plant family Araliaceae, consisting of 68 accepted species of deciduous and evergreen trees and shrubs, and some rhizomatous herbaceous perennials. The genus is native to Asia and the Americas, with most species occurring in mountain woodlands. The species vary in size, with some herbaceous species only reaching 50 cm tall, while some are trees growing to 20 m tall.