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  1. Tree - Wikipedia

    Trees are not a monophyletic taxonomic group but consist of a wide variety of plant species that have independently evolved a trunk and branches as a way to tower above other plants to …

  2. Tree | Definition, Examples, Parts, Structure, Uses ...

    Sep 22, 2025 · A tree is a woody plant that regularly renews its growth. Most plants classified as trees have a single self-supporting trunk containing woody tissues, and in most species the …

  3. 121 Types of Trees (With Pictures and Names) - Identification ...

    Jan 22, 2024 · In this article, you will learn how to identify many different types of trees. Most of these trees are common in North America, Europe, and other countries around the world. All …

  4. Tree Identification & Guides | Arbor Day Foundation

    Learn to identify the trees in your world with this colorful, easy-to-use guide that’s great for everyone from students to professional arborists. In it, you’ll find: Experience the power of …

  5. TREE Definition & Meaning - Merriam-Webster

    The meaning of TREE is a woody perennial plant having a single usually elongate main stem generally with few or no branches on its lower part. How to use tree in a sentence.

  6. Trees | Types, Structure, Facts, and Environmental Impact

    In general, a plant is considered a tree if its height reaches more than 13 feet, lives for many years, and has a woody stem. Moreover, there are certain features which are common in trees.

  7. Anatomy of a tree - US Forest Service

    Leaves make food for the tree, and this tells us much about their shapes. For example, the narrow needles of a Douglas fir can expose as much as three acres of chlorophyll surface to the sun. …