The Scots pine (Pinus sylvestris) belongs to Pinaceae (the Pine family). It is a tall evergreen tree that is widely distributed from Europe to Siberia. This tree grows in high-altitude mountains, and it can reach 45 m in height. The bark is thick, scaly dark gray-brown on the lower trunk, and thin, flaky and orange on the upper trunk and branches. The leaves are linear, glaucous blue-green. The fruits are strobiles, which are pointed ovoid-conic, gray-green to yellow-brown at maturity, 3-7.5 cm long.