Fagus sylvatica include flower buds. The leaves of beech are often not abscissed in the autumn and instead remain on the tree until the spring. This process is called marcescence. This particularly occurs when trees are saplings or when plants are clipped as a hedge (making beech hedges attractive screens, even in winter), but it also often continues to occur on the lower branches when the tree is mature. Small quantities of seeds may be produced around 10 years of age, but not a heavy crop until the tree is at least 30 years old. "F. sylvatica" male flowers are borne in
Fagus Factory are left open and the piers are recessed leaving the glass surface to the front. Gropius describes this transformation by saying, "The role of the walls becomes restricted to that of mere screens stretched between the upright columns of the framework to keep out rain, cold and noise" At the time of the design of Fagus, Gropius was collecting photographs of industrial buildings in the USA to be used for a Deutscher Werkbund publication. The design of these American factories was also a source of inspiration for Fagus. Carl Benscheidt (1858–1947) founded the Fagus company in 1910. He had then