Korean pine
A gymnosperm of the family Pinaceae, also known as fruit pine, red fruit pine, Korean pine, etc. Evergreen tree, up to 50 m tall, leaves 6-12 cm long, in bundles of 5 needles, leaves thick, hard and straight, with 3 medial resin canals. Cones 9-14 cm long, yellow-brown when mature. Seeds large and wingless, 1.2-1.6 cm long, with 13-16 cotyledons. Shallow roots, strong cold resistance, wood soft, containing pine resin, highly rot-resistant, widely used; the needles can be used to extract vitamin C; the seeds are edible, with an oil content of up to 70%, and when used as medicine have wind-dispelling and deficiency-tonifying effects, serving as a tonic and strengthening agent. The bark can be used to extract tannin extract. In China it is distributed in the Changbai Mountains and the Greater and Lesser Khingan Mountains, and it is also distributed in Japan, Korea and the former Soviet Union.