According to your description, this is the water wax tree (scientific name: Ligustrum lucidum) in Liaodong. Subspecies. Suave (Beichuan). When it is stressed by low temperature, its leaves will turn from green to brown, usually trimmed into spheres.

A subspecies of Ligustrum lucidum in Oleaceae. Deciduous leafy shrubs, up to 3 meters high; The bark is dark gray.

Branchlets are cylindrical, leaves are papery, lanceolate oblong, rectangular, oblong or obovate oblong, the upper leaves of budding branches are large, both sides are hairless, panicles are inserted at the top of branchlets, and inflorescence axes, pedicels and calyx are all puberulent or pubescent; Lobes narrowly ovate to lanceolate, anthers lanceolate, fruit nearly spherical or broadly elliptic, flowering in May-June, fruit in 8-65438+ 10.