Source : Webster's Revised Unabridged Dictionary (1913)

Checkerberry \Check"er*ber`ry\ (-b[e^]r"r[y^]), n.; pl.
   {Checkerberries}. (Bot.)
   A spicy plant and its bright red berry; the wintergreen
   ({Gaultheria procumbens}). Also incorrectly applied to the
   partridge berry ({Mitchella repens}).