Also known as Quercus suber. It is a medium-sized oak tree, and it is the primary source of cork for wine bottle stoppers. It is commonly found in southwest Europe and northwest Africa.
Keywordstrees, tree, Oak, Quercus, oak tree, oak trees, cork, evergreen tree, Quercus suber, cork oak, suber, evergreen oak tree
Nicholson, George The Illustrated Dictionary of Gardening, Div. VI (London, England: L. Upcott Gill, 1884)