- tupelo, tupelo tree - any of several gum trees of swampy areas of North America
--1 is a kind of gum tree, gum
--1 is a member of Nyssa, genus Nyssa
--1 has substances: tupelo
--1 has particulars:water gum, Nyssa aquatica; sour gum, black gum, pepperidge, Nyssa sylvatica