Fagus japonica cm long and glabrous. Fagus japonica Fagus japonica, known as the Japanese blue beech or in Japanese as inubuna ("dog buna") or kurobuna ("black buna"), is a deciduous tree of the beech family Fagaceae. It is native to Japan, where it is one of the main tree species in natural deciduous forests particularly on the Pacific side of the country. It reaches 25 metres in height. The growth habit is often multi-trunked. Bark is smooth and grey. The simple leaves are arranged alternately along the branch. They are slightly pubescent and slightly glaucous beneath, with 10–14 pairs of lateral nerves.
Luzula sylvatica fruit is a 3-valved capsule containing three oblong seeds. Each seed is indistinctly reticulate, often with a caruncle (a basal or apical appendage); seeds tend to germinate close to their parent plant. "Luzula sylvatica" has a wide distribution, and is native to Europe (the European temperate element of flora ) and southwest Asia - including the British Isles where "L. sylvatica" populations are widespread stable, apart from a decline in central and south east England. There is one record of "L. sylvatica" from Washington State, United States of America. Usually growing in partial to full shade, "Luzula sylvatica" tends to