Ulmus
Nota de aplicación
Genus containing around18 species of forest, timber, and ornamental shade trees native primarily to North Temperate areas. Many are cultivated for their height and attractive foliage. Prior to the industrial revolution, elms were also used as water pipes and in water pumps in large cities because they are durable in water. From 1925 to the mid 20th century, many of the native European and North American elms were killed by the Dutch elm disease. …