Epping Forest Act, have now grown massive crowns of thick, trunk-like branches with correspondingly large boles. This gives the trees an unusual appearance, not known in other forests. Often the weight of the branches cannot be supported by the parent tree, and the large amount of dead wood in the forest supports numerous rare species of fungi and invertebrates. Predominant tree species are Pedunculate oak ("Quercus robur"), European beech ("Fagus sylvatica"), European hornbeam ("Carpinus betuloides"), silver birch ("Betula pendula") and European holly ("Ilex aquifolium"). Indicator species of long-uninterrupted woodland include service-tree ("Sorbus torminalis") butcher's-broom ("Ruscus aculeatus") and drooping sedge ("Carex pendula") A
Nyssa sylvatica wear and some acids has led to its use as factory flooring. 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