The tigertail spruce (Picea polita) belongs to Pinaceae (the Pine family). It is a tall evergreen tree that is endemic to Japan and distributed from the Pacific Ocean Side of Chubu district west to the Kii Peninsula of Honshu, Shikoku and Kyushu. This tree grows in the mountains and can reach about 20 m in height. The crown is conical and the bark is grayish brown to grayish black. Leaves are linear with pointed tips. It is monoecis, flowers come in May to June. Fruits are ovate-elliptic, downward strobiles, and ripen brown in fall.