About 8,590,000 results
Open links in new tab
  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 compete for …

  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 trunk produces …

  3. Urban Forestry | Plano, TX - Official Website

    Trees are a renewable resource for our community. Their preservation and the preservation of our green spaces is everyone’s responsibility. Plano Parks and Recreation crews work every day to nurture, …

  4. TOP 10 BEST Tree Services in Plano, TX - Updated 2025 - Yelp

    "Hernandez Tree Service did an outstanding job trimming my trees. Their crew was professional, respectful, and paid close attention to exactly what I wanted. I called to schedule an appointment and …

  5. 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 definitions of …

  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 and nutrients …

  7. TREE | definition in the Cambridge English Dictionary

    Add to word list a tall plant that has a wooden trunk and branches growing from its upper part: a pine tree (Definition of tree from the Cambridge Academic Content Dictionary © Cambridge University Press)

  8. 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.

  9. What is a Tree? | Forestry | Extension | USU

    Trees, shrubs, and vines belong to many different plant families. Some are closely related, like ponderosa pine and limber pine. Others are not closely related at all, like eastern red cedar and …

  10. Tree - Structure, Growth, Adaptation | Britannica

    Dec 13, 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 vascular plants.