Willow
Weeping willow is a deciduous arboreous tree that is 20m high and 70cm in diameter on the riverside of each part of Korea. The bark is gray. Leaves are egg-shaped or broad oval, with serrate on the edge, white on the back, and glossy on the surface. The flower forms a yuki flower and is dicotyledon male and blooms before the leaf. The male flower has 8-20 stamens, the bract has an angle, and the perianth is cup-shaped and light yellow. Fruit is egg yolk with wide egg shape. The flowering period is April, the fruit season is May, and there is no hairs on the petiole compared with the pine tree. It is used as a roadside tree, paper, building material, furniture.