Quercus robur, pedunculate oak, or English oak, is a species of flowering plant in the beech and oak family, Fagaceae. It is a large tree, native to Europe and western Asia, and is widely cultivated i
Oak bark.
Male flowers
Ancient pedunculate oaks at Wistman's Wood in Devon, England
An oak is a hardwood tree or shrub in the genus Quercus of the beech family. They have spirally arranged leaves, often with lobed edges, and a nut called an acorn, borne within a cup. The genus is wid
Quercus robur habit
Illustration of Q. lusitanica showing staminate (left) and pistillate flowers (right)
Catkins of Q. alba containing the staminate or 'male' flowers