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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 ...

    Dec 13, 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. TREE Definition & Meaning - Merriam-Webster

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

  4. Trees - NRCan

    A database that provides information on more than 200 native tree and shrub species, and on almost 300 insects and 200 diseases found in Canada's forests.

  5. Home Page - Tree Canada

    Tree Canada is the only national non-profit organization dedicated to planting and nurturing trees in rural and urban environments, in every province across the country.

  6. A Guide to Trees - National Wildlife Federation

    The crown of the tree is made up of the leaves and branches. The trunk of the tree supports the crown and serves as a highway for food made in the leaves to travel to the roots and for water …

  7. TREE - Section 1.1: Tree Anatomy & Functions - Canadian Light …

    Trees are the largest plants on the planet. They provide us with oxygen, help stabilize the soil, and give life to the world’s wildlife. Trees are key members of the ecosystem and they are an …

  8. What is a tree? - Science Learning Hub

    All trees are perennial plants. Many tree varieties live for tens or even hundreds of years, and they tend to live longer than most other types of plants. Trees are also different from many other …

  9. Ontario Trees and Shrubs - How to Identify Trees

    Is it a TREE or a SHRUB? A SHRUB is usually defined loosely as a small tree, usually with more than one main stem or trunk. It includes woody plants down to the smallest possible, even only …

  10. 10 of the world's most spectacular tree housesRead More

    3 hours ago · Tree house at Bambu Indah by Ibuku – Bali, Indonesia (2021) In the rainforest of Bali's Ubud District, surrounded by rice paddies, is a tree house shaped like a cluster of …