+A leaf is a primary organ of a vascular [Plant](/wiki/plant), typically flat and green, vital for its life. It serves as the main site for [Photosynthesis](/wiki/photosynthesis), converting sunlight into energy, and plays a role in [Transpiration](/wiki/transpiration).
+## See also
+- [Stem](/wiki/stem)
+- [Root](/wiki/root)
+- [Flower](/wiki/flower)
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