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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, Importance ...

    Oct 28, 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. About Trees - Arbor Day Foundation

    Dive into robust resources and helpful tips for tree selection, planting, care, and more.

  4. 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 …

  5. 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.

  6. What is a tree? – definition, anatomy and characteristics | EcoTree

    Nov 14, 2023 · Here's our simple definition: A tree is a tall plant that can live a very long time. It has a single stem or trunk and branches that support leaves. Beneath the ground, a tree has a …

  7. Tree Guide - Arbor Day Foundation

    Find detailed information about nearly 200 different tree species. Learn the different layers of a tree and why each is important. Get a breakdown of how trees are classified and explore the …

  8. Tree - Structure, Growth, Adaptation | Britannica

    Oct 28, 2025 · As vascular plants, trees are organized into three major organs: the roots, the stems, and the leaves. The leaves are the principal photosynthetic organs of most higher …

  9. 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 …

  10. 4 injured in shooting North Carolina tree lighting ceremony

    Police in Concord, North Carolina, say four people were injured when gunfire erupted in a crowd during an annual tree lighting ceremony Friday evening.