tupelo gum

from The Collaborative International Dictionary of English v.0.48
Tupelo \Tu"pe*lo\, n. [Tupelo, or tupebo, the native American
   Indian name.] (Bot.)
   A North American tree ({Nyssa multiflora}) of the Dogwood
   family, having brilliant, glossy foliage and acid red
   berries. The wood is crossgrained and very difficult to
   split. Called also {black gum}, {sour gum}, and {pepperidge}.
   [1913 Webster]

   {Largo tupelo}, or {Tupelo gum} (Bot.), an American tree
      ({Nyssa uniflora}) with softer wood than the tupelo.

   {Sour tupelo} (Bot.), the Ogeechee lime.
      [1913 Webster]
    

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