Form : Deciduous broad-leaved tendril (vine) shrub
Characteristics : Leaf, without hair, sharp-pointed end, green externally without hair, light green in the back. Fruit, round berry, 7~9mm diameter, ripening September to October to black color. Flower, yellowish green, 2~3 mm long, like large bell. It is 5m long which main stem is green, has straight thoms and branches are green with black spots and hairless. Its origin is Korea and live in fields and mountains of country.
Where you can see this species at Dongbaekdongsan: In Dongbaekdongsan, can be found edge of forest, grazing land and in the forest but unusually.