Puszcza Darżlubska is European Beech (Fagus sylvatica) forming thickets with pine and other coniferous trees. The area is covered mainly by coniferous forest in which the dominating tree is beech forming lowland groves. The beech is relatively young in the region. After the retreating glacier and the gradual warming of the climate around c.8,000 BC, the whole area was first covered by tundra. Along with the rise of temperature, the flora of the tundra gave way to new forest ecosystems in which most prominent were birches (Betula), pines (Pinus) and hazel (Corylus). The ecosystem of the primeval forest changed again with additional,
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