Kayın is a type of tree known scientifically as Fagus orientalis, commonly referred to as the beech tree. It is native to regions in Europe and Asia, particularly thriving in temperate climates. The tree is characterized by its smooth, gray bark and dense foliage, which turns a beautiful golden color in autumn. The wood of the kayın tree is highly valued for its durability and strength, making it a popular choice for furniture and flooring. Additionally, the tree produces small, edible nuts that can be consumed by both humans and wildlife. Its ecological importance includes providing habitat and food for various species.