Plant Anatomy Rhizome. The rhizome roots and other submerged part of amphibious plants are in large degree independent of the oxygen in the surrounding water. As a part of botany the study of plants plant anatomy focuses on the structural or body parts and systems that make up a plant.
Most such organs are able to carry on aerobic respiration because free oxygen diffuses downward from the aerial organs of. Plant anatomy is now frequently investigated at the cellular level and often involves. Cotyledon Radicle Primary root.
Primary root Usually the most important root in some plants B.
The root pole is defined by the development of its cap and the shoot pole by the initiation of the first pair of leaves the cotyledons. Root takes up water from the substrate through microscopic root. When a seed germinates the first structure to appear is the root or radicle A. It usually grows horizontally just below the soils surface.
