Fagus sylvatica the oriental beech ("Fagus orientalis"), which replaces it further east. In the Balkans, it shows some hybridisation with oriental beech; these hybrid trees are named "Fagus" × "taurica". In the southern part of its range around the Mediterranean, it grows only in mountain forests, at altitude. Although often regarded as native in southern England, recent evidence suggests that "F. sylvatica" did not arrive in England until about 4000 BC, or 2,000 years "after" the English Channel formed after the ice ages; it could have been an early introduction by Stone age humans, who used the nuts for food. The beech
Nyssa sylvatica Nyssa sylvatica Nyssa sylvatica, commonly known as Tupelo, Black gum, sour gum, is a medium-sized deciduous tree native to eastern North America from the coastal Northeast USA and southern Ontario south to central Florida and eastern Texas, as well as Mexico. "Nyssa sylvatica"'s genus name "(Nyssa)" refers to a Greek water nymph; the species epithet "sylvatica" refers to its woodland habitat. The species' common name tupelo is of Native American origin, coming from the Creek words "ito" ‘tree’ and "opilwa" ‘swamp’; it was in use by the mid-18th century While these trees are often known as simply "tupelo", the fuller