1, with different sources. Platycodon grandiflorum is the dried root of Platycodon grandiflorum, and the orange peel is the dried mature peel of citrus species.

2. The appearance is different. Platycodon grandiflorum is cylindrical or slightly spindle-shaped with a white or yellowish-white surface. Without peeling, the surface is yellowish brown to grayish brown with horizontal stripes on the upper part. The orange peel is irregular and flaky, with orange-red and reddish-brown appearance, fine wrinkles and sunken punctate oil chambers on the surface, and rough inner surface.