Sciadopitys verticillata, koyamaki, or Japanese umbrella-pine, is a unique coniferendemic to Japan. It is the sole member of the family Sciadopityaceae and genusSciadopitys, a living fossil with no close relatives, and known in the fossil record for about 230 million years.
Sciadopitys verticillata, koyamaki, or Japanese umbrella-pine, is a unique coniferendemic to Japan. It is the sole member of the family Sciadopityaceae and genusSciadopitys, a living fossil with no close relatives, and known in the fossil record for about 230 million years.