Lithocarpus edulis

Lithocarpus edulis, the Japanese stone oak, is a species of stone-oak native to Japan. It is an evergreen tree growing up to 15 metres tall. The nuts are edible for people but taste bitter. The nuts contain tannins, however soaking them in water removes them. It is cultivated as an ornamental plant.

Japanese stone oak
Lithocarpus edulis, Kantō region, Japan
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Angiosperms
Clade:	Eudicots
Clade:	Rosids
Order:	Fagales
Family:	Fagaceae
Genus:	Lithocarpus
Species:	L. edulis
Binomial name
Lithocarpus edulis (Makino) Nakai