Euonymus /juːˈɒnɪməs/, often called spindle or spindle tree, is a genus of flowering plants in the staff vine family, Celastraceae. It comprises about 130 species of deciduous and evergreen shrubs and small trees. They are mostly native to East Asia, extending to the Himalayas, and they are also distributed in Europe, Australasia, North America, and Madagascar. 50 species are endemic to China.