The Collaborative International Dictionary of English v.0.48:

coralberry \coralberry\ n.
   1. a North American deciduous shrub (Symphoricarpos
      orbiculatus) cultivated for its abundant clusters of
      coral-red berrylike fruits.

   Syn: Indian currant, Symphoricarpos orbiculatus.
        [WordNet 1.5]

   2. shrub (Ardisia crenata) with coral-red berries; it is
      found from Japan to northern India.

   Syn: spiceberry, Ardisia crenata.
        [WordNet 1.5]

WordNet (r) 3.0 (2006):

Ardisia crenata
    n 1: shrub with coral-red berries; Japan to northern India [syn:
         coralberry, spiceberry, Ardisia crenata]