boxberry

from WordNet (r) 3.0 (2006)

boxberry
    n 1: creeping woody plant of eastern North America with shiny
         evergreen leaves and scarlet berries [syn:
         {partridgeberry}, {boxberry}, {twinberry}, {Mitchella
         repens}]
    2: spicy red berrylike fruit; source of wintergreen oil [syn:
       {wintergreen}, {boxberry}, {checkerberry}, {teaberry},
       {spiceberry}]

from The Collaborative International Dictionary of English v.0.48

Boxberry \Box"ber`ry\, n. (Bot.)
   The wintergreen. ({Gaultheria procumbens}). [Local, U.S.]
   [1913 Webster]