Quercus subgenus Cerris is one of the two subgenera into which the genus Quercus was divided in a 2017 classification. It contains about 140 species divided among three sections. It may be called the

Quercus × turneri, known as Turner's oak, is a hybrid species of white oak native to Spain. It is a naturally occurring hybrid of holm oak and pedunculate oak, found where their ranges overlap, but wa