<http://schema.org/about>
"Here are 18 trees with noteworthy bark. All are good choices for specimens or focal points in the landscape. Most become more ornamental as they mature."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.mnn.com/your-home/organic-farming-gardening/photos/18-trees-with-beautiful-bark/european-beech>