1、 Blade difference

The leaves of Berberis amurensis are rhombic ovate, the apex is blunt, the downward extension of the base is short, showing a handle, the edge is entire, the surface is yellow green, the back is gray white, and both sides are hairless. The leaves of Loropetalum chinense var. rubrum are oval, with sharp apex and blunt base. There are slightly coarse hairs on the top, dark green after drying, and gray white star hairs below

2、 The difference between flowers

Berberis purpurea has 2-5 flowers, forming a nearly clustered umbrella inflorescence. The perianth is yellow and the petals are oblong obovate. The Loropetalum chinense has 3-8 flowers in clusters, the color of the flowers is red, the bracts are linear, the calyx tube is cup-shaped, and 4 petals are banded