Parenchyma:

1. Parenchyma tissues are a type of simple permanent tissue.
2. The cells of parenchyma can be found in different shapes such as spherical, oval, round, polygonal, or elongated.
3. The cell wall is also thin and is made up of cellulose.
4. They are found in the internal layer of leaves, and internal and outer layers of stem and roots.
5. Parenchyma is found in soft plant parts, including leaf mesophyll, flowers, fruits, and young stems. It is also present in petiole, ground tissue, leaf mesophyll, and also in vascular bundles.