Black gum

Black gum (Nyssa sylvatica), also known as black tupelo, pepperidge, and sour gum, is a medium-sized tree of eastern North America, from New England and Ontario south to central Florida and Eastern Texas. This tree can be separated into two sub-species; N. s. sylvatica and N. s. biflora

LEAF - The leaf is variable in size and shape. It can be oval, elliptical or obovate. It is lustrous, with entire, often wavy margins. The leaf turns scarlet in autumn.
FLOWER - Very small, greenish-white in clusters at the top of a long stalk.
FRUIT - The fruit is a black-blue, ovoid stone fruit, about 3/8 of an inch long with a thin, oily, sour flesh. There are from one to three such fruit together on a long slender stalk.
BARK - The bark is dark grey and flaky when young, but it becomes furrowed with age.
TWIG - Twigs are reddish-brown, usually hidden by a greyish skin. The pith is chambered with greenish partitions.