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  1. Leaf - Wikipedia

    Leaves vary in shape, size, texture and color, depending on the species. The broad, flat leaves with complex venation of flowering plants are known as megaphylls and the species that bear them (the …

  2. Leaf | Definition, Parts, & Function | Britannica

    Dec 2, 2025 · Leaves are the primary sites of photosynthesis and manufacture food for plants. They are an integral part of the stem system and can be modified into a variety of other plant organs.

  3. I Didn't Know That!: Leave the Leaves - U.S. National Park Service

    Sep 19, 2025 · Look closer on your next park visit The same thing happens naturally across national parks. When you see a forest floor blanketed in leaves, remember, it’s habitat! That layer of leaves is …

  4. Plant Leaves and Leaf Anatomy - ThoughtCo

    Oct 2, 2024 · Leaves and different parts of leaves can have various shapes and sizes. The basic components of leaves in flowering plants (angiosperms) include the blade, the petiole, and the stipules.

  5. Common Leaves on Trees and Plants - The Tree Center

    Learn about the different kinds of leaves found on conifers, flowering plants, grasses and more. Our guide features information on every type of leaf.

  6. The Function of Leaves and Their Role in Nature

    Aug 4, 2025 · Leaves are fundamental plant structures found across diverse landscapes. Beyond their aesthetic appeal, they perform fundamental processes that underpin life on Earth, acting as essential …

  7. 3.1 Leaves – The Science of Plants - Open Textbook Library

    Leaves are shoot structures that attach to stems and branches at nodes. Leaves are made up of cells that usually contain a high concentration of chloroplasts (cell organelles unique to plants) and are …

  8. Different Types of Leaves: Functions and Venation Patterns

    Apr 19, 2025 · Learning about different types of leaves is important to see the many forms and functions of leaves on flowering plants. We can group leaves as simple or compound. Compound leaves have …

  9. Leaves - Biology Online Tutorial

    Leaves are covered with a thin layer of epidermal cells which permit light to the interior of the leaf, yet protect the cells from physical damage. In addition to photosynthesis, leaves are involved in other …

  10. What Do Leaves Do? The Three Main Functions of a Leaf

    From the smallest herb to the tallest tree, leaves perform functions that are foundational to the plant’s survival and growth, shaping ecosystems across the planet. The primary function of leaves is …