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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. 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.

  3. 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.

  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. 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 …

  6. Leaves – Biology - UH Pressbooks

    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.

  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. LEAF Definition & Meaning - Merriam-Webster

    The meaning of LEAF is a lateral outgrowth from a plant stem that is typically a flattened expanded variably shaped greenish organ, constitutes a unit of the foliage, and functions primarily in food …

  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. Parts of a leaf - Botanical online

    Jan 11, 2025 · There are different types of leaves, which let us to distinguish the different kinds of plants, but essentially, each leaf is formed by different parts like the blade, the petiole, the nerves...