Davidia involucrata

Davidia involucrata, the dove-tree, handkerchief tree, pocket handkerchief tree, or ghost tree, is a medium-sized deciduous tree in the dogwood family Cornaceae, subfamily Nyssoideae. It was previously included with tupelos in a separate family, Nyssaceae. It is native to South Central and Southwest China from Hubei to southern Gansu, south to Guizhou, Sichuan and Yunnan, but is widely cultivated elsewhere.