Tree
It is a tree belonging to the aspira, and is the only species belonging to the finch. It is an endemic species of the Korean Peninsula. The name of the tree is derived from the appearance of a fruit like a barbed wire, which is a kind of debt, reminiscent of the debt held by the maids after the king in the historical drama. It is not more than 2m tall with a grove bough, and the bark is shallowly divided vertically, branches are split a lot, and the end is like a forsythia. A young branch turns purple. In early spring, flowers bloom before the leaves. The flowers are similar to the forsythia flowers in the inflorescence. Leaves are opposite to each other, with sharp ends and flat edges. The fruit is round and flat, with a wing around it and a concave pan at the end. There are ivory line trees with pink ivory flowers and red plum trees with pink flowers.