Waxberry

The name Waxberry may refer to the waxy fruit of plants which produce berries that can be used as a source of wax.

the wax myrtle (Myrica pensylvanica) a member of the mytle family
the snowberry (Symphoricarpos) a member of the honeysuckle family.
the Myrica rubra ( a Chinese berry also called Yangmei (杨梅) )