In this article we will discuss about the arrangements of primary tissues in roots. A cross-section of root reveals the epidermis, cortex and vascular cylinder. Epidermis: Epidermis of root is also referred to as epiblema or rhizodermis as it differs from that of shoot in origin, structure and function. Epidermal cells are compactly set, elongated, and thin-walled with thin cuticle [...]
Here is a list of sixteen types of roots found in plants. 1. Root of Cicer arietinum (Gram. Subfamily: Papilionaceae): The transverse section of root is more or less circular in outline and shows the following internal tissues from periphery towards the centre (Figs. 31.29, 31.29A). Epidermis: It is also called epiblema or piliferous layer. It is uniseriate and composed [...]
The upcoming discussion will update you about the differences between Tap Root Systems and Adventitious Root Systems. Difference # Tap Root Systems: 1. It arises from the radicle of the embryo. 2. Primary root is persistent. 3. It is always underground. 4. There is a single main root. 5. It can be deep feeder or surface feeder. 6. Main root [...]