WHO: Michael Eason, associate director of conservation and collections at the San Antonio Botanical Garden, and a nationwide team of tree experts. WHAT: A missing oak species—the Quercus ...

While oaks are typically distinguished by their lobed or toothed leaves, one Indiana species has entirely smooth leaf margins.

What: The Northwest red oak is a picturesque and stately tree is one of the most magnificent oaks for the garden. Strong spreading branches and deep dark green foliage define the form and dominate the ...

The oak tree family is made up of about 400 species of oak trees and shrubs in the genus Quercus (from Latin "oak tree”). The genus Quercus is native to the northern hemisphere, and includes deciduous ...

Lacey oak (Quercus laceyi) is a beautiful small to medium tree with blue-green mature foliage, peach colored new growth and similar fall color. Howard Garrett / Special Contributor Like most ...

What: Quercus palustris, commonly called pin oak, is a very tough, easy-to-grow tree that demands little except enough space to spread. It’s best suited to the larger garden, as this oak will ...

Cork oak forests in Mediterranean, southeastern France represent an important ecosystem in terms of both ecological and economical values, but are declining due to conservation problems. While ...