Fagus sylvatica humans if eaten in large quantities due to the tannins and alkaloids they contain, the nuts were nonetheless pressed to obtain an oil in 19th century England that was used for cooking and in lamps. They were also ground to make flour, which could be eaten after the tannins were leached out by soaking. "Biscogniauxia nummularia" (beech tarcrust) is an ascomycete primary pathogen of beech trees, causing strip-canker and wood rot. It can be found at all times of year and is not edible. Fagus sylvatica Fagus sylvatica, the European beech or common beech, is a deciduous tree belonging to
Hylorina sylvatica Larvae are aquatic and found in pools and ponds. While "Hylorina sylvatica" is uncommon and threatened by habitat loss (due to, e.g., logging), IUCN classifies it as of "Least Concern" in view of its wide distribution, presumed large population, and slow rate of decline. Hylorina sylvatica Hylorina sylvatica (also known as the Emerald forest frog, or in Spanish, sapo arboreo) is a species of frog in the family Batrachylidae. It is monotypic within the genus Hylorina. It is found in Argentina and Chile. This species is endemic to the austral "Nothofagus" forests of Chile and Argentina with a narrow distribution