%longanberry%

n. A tree (Dimocarpus longan) of Southeastern Asia to Australia grown primarily for its sweet translucent-fleshed edible fruit (the longan) resembling litchi nuts; -- it is sometimes placed in genera Euphoria or Nephelium.
Syn. -- longan, lungen, Dimocarpus longan, Euphoria litchi, Nephelium longana. [ WordNet 1.5 ]

2. Asian fruit similar to litchi.
Syn. -- dragon's eye. [ WordNet 1.5 ]