Collenchyma was discovered by Scheilden in the year 1839.

Strength and Protection: Providing rigidity to the developing plant parts due to polysaccharide deposition in their cell wallSupport: Giving additional back up to the growing plant parts such as stems and leaves to withstand stress  Growth: Helping in elongation and development of plantsStorage: Stores defensive antibacterial compounds that protect the plant against bacterial invasion Food Production: Chloroplast containing cells helps the plant to produce food by photosynthesis Collenchyma   Definition  Meaning  Characteristics  Functions - 21