Black pine is an evergreen tree species belonging to the pine family and the pine genus. The bark of young black pine trees is dark gray, while it becomes gray black when old, and the crown is hairless; Needle needles are dark green, shiny, and rough; Male bulbous flowers are light reddish brown, cylindrical in shape, while female bulbous flowers are upright with stems, oval in shape, light purple red or light brownish red; The cone fruit is green before maturity, brown when ripe, conical oval or ovoid in shape; Seeds are inverted oval shaped; The flowering period is from April to May. Black pine is named after its color, hence the name 'Black Pine'. Black pine is native to the coastal areas of Japan and southern Korea, while its origin in China lies in the coastal regions of Northeast and East China, as well as the introduction and cultivation areas of East and Central China.