Fagus sylvatica humans if eaten in large quantities due to the tannins and alkaloids they contain, the nuts were nonetheless pressed to obtain an oil in 19th century England that was used for cooking and in lamps. They were also ground to make flour, which could be eaten after the tannins were leached out by soaking. "Biscogniauxia nummularia" (beech tarcrust) is an ascomycete primary pathogen of beech trees, causing strip-canker and wood rot. It can be found at all times of year and is not edible. Fagus sylvatica Fagus sylvatica, the European beech or common beech, is a deciduous tree belonging to
Nyssa sylvatica in the Northeast is "pepperidge." On Martha's Vineyard, in Massachusetts, this species is called "beetlebung", perhaps for its use in making the mallet known as a beetle, used for hammering bungs (stoppers) into barrels. "Nyssa sylvatica" grows to tall, rarely to , with a trunk diameter of , rarely up to . These trees typically have a straight trunk with the branches extending outward at right angles. The bark is dark gray and flaky when young, but it becomes furrowed with age, resembling alligator hide on very old stems. The twigs of this tree are reddish-brown, usually hidden by a