Usher's Ex-Wife Posts Photo of Son, Usher Raymond V, Recovering After Pool Accident. R&B star Usher's ex-wife has posted a photo on Instagram of herself with her son, Usher Raymond V, who was recovering in a hospital after a poolside accident at his father's Atlanta home earlier this week.
Parenchyma cells are the biochemistry machines of the plant. They are usually described as the typical plant cell, because they are not very specialized. These cells are commonly found in leaves, roots, and stems, usually having a spherical shape with only primary cell walls and highly functional cytoplasm. Source.
1 Parenchyma cells make up parenchyma tissue, which is a simple tissue. 2  Xylem and phloem are complex tissues; they are composed of a number of different cell types. 3  Tissues are grouped into tissue systems that extend throughout the body of the plant to form the various organs of the plant.