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

    Dec 2, 2025 · Leaf, any usually flattened green outgrowth from the stem of a vascular plant. Leaves are the primary sites of photosynthesis and manufacture food for plants. They are an integral part of the …

  2. 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 …

  3. 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.

  4. Plant Leaf: Features, Structure, Parts, Functions, Facts

    May 16, 2025 · Its green color is because of chlorophyll. Leaves occur in an acropetal manner. They arise as lateral outgrowth from the shoot apical meristem. They are vegetative organs that are …

  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. 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 …

  7. 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 …

  8. Leaves | Biology for Non-Majors II - Lumen Learning

    Leaves are the main sites for photosynthesis: the process by which plants synthesize food. Most leaves are usually green, due to the presence of chlorophyll in the leaf cells.

  9. 30.4 Leaves – General Biology

    Most leaves are green, due to the presence of chlorophyll in the leaf cells. However, some leaves may have different colors, caused by other plant pigments that mask the green chlorophyll. The thickness, …

  10. Different Types of Leaves: Identification and Characteristics

    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 …