The Ultimate Guide to Simple and Compound Tree Leaves All tree leaves have an outer layer called the epidermis, which can also be used in the identification process. This leaf "skin" always has a ...

Steve Nix is a member of the Society of American Foresters and a former forest resources analyst for the state of Alabama. Opposite leaves are just what they sound like: the leaves, whether ...

Mulberries are popular trees ... and identify the species before taking cuttings. For reference, the American mulberry has longer fruit, as seen in the image above, with lobed leaves that have ...