Leaf - Wikipedia
A leaf (pl.: leaves) is a principal appendage of the stem of a vascular plant, [1] usually borne laterally above ground and specialized for photosynthesis. Leaves are collectively called …
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 …
Leaf | Definition, Parts, & Function | Britannica
2024年12月21日 · 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 …
Leaf - Definition, Function and Types | Biology Dictionary
2017年8月19日 · The term leaf refers to the organ that forms the main lateral appendage on the stem of vascular plants. In general, leaves are thin, flat organs responsible for the …
30.10: Leaves - Leaf Structure, Function, and Adaptation
2024年11月23日 · Leaf Structure and Function. The outermost layer of the leaf is the epidermis. It consists of the upper and lower epidermis, which are present on either side of the leaf. …
Plant Leaves and Leaf Anatomy - ThoughtCo
2024年10月2日 · Leaf anatomy and shape is adapted to best suit the plant's habitat and maximize photosynthesis. Basic leaf features in angiosperms (flowering plants) include the leaf blade, …
Leaf Anatomy (Structure): Layers and Functions - Science Facts
2023年2月17日 · Learn the internal structure (anatomy) of a leaf. What are its different layers and their functions. Check out a labeled diagram.