- any of several trees of the genus Nyssa, having ovate leaves, clusters of minute flowers, and purple, berrylike fruit, especially N. aquatica, of swampy regions of the eastern, southern, and midwestern U.S.
black gum tree, 1730, apparently from Cree (Algonquian) ito opilwa "swamp tree."
(http://dictionary.reference.com/browse/tupelo)
"The neat, modest homes faced Crawfish Stew Street on one side and a canal on the other, leading to the bayou and extraordinary vistas of wide-winged water birds swooping gracefully from water to tupelo and cypress."
- Arlie Russell Hochschild, Strangers in Their Own Land: Anger and Mourning on the American Right