A leaf identification chart aids in the identification of trees by visual examination of the characteristics of their leaves. The typical leaf identification chart is divided into sections for various types of leaves, in... More » Science Biology Botany

Tree leaf identification charts are available through, Discover Life's "Time Machine", as mobile phone applications and through many state Extension agencies. According to, readers can use these chart... More » Home & Garden Gardening & Landscapes Trees & Bushes

A plant identification book can be used to determine the species of many fruits. In some cases, it is advised to contact a trained botanist or other local professional for help identifying fruits. More » Food Food Facts Fruits & Veggies
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Characteristics of ash trees are: opposite branching, pronounced diamond pattern bark, five-11 Leaflets, oar-shaped seeds and pinnate compound leaves. Ash trees also have many small dots on their leaf scars, and the twig... More » Science Biology Botany

A tree breathes through its leaves using chlorophyll, the substance that makes leaves green. Chlorophyll absorbs the carbon dioxide in the air and uses it alongside water to break down minerals absorbed through the tree'... More » Science Biology Botany

Identify hickory trees by inspecting the leaves for certain characteristics, such as serrated edges and an alternating pattern of leaf shapes and sizes. A single hickory leaf stalk, or rachis, can possess anywhere from f... More » Science Biology Botany

The outer layer of leaves is called the cuticle. The cuticle is a waxy coating that protects the leaf and prevents water loss. In some leaves, the cuticle may be visible due to its shine. More » Science Biology Botany