The following points highlight the six main parts of primary dicot root in plants. The parts are: 1. Epiblema 2. Cortex 3. Endodermis 4. Pericycle 5. Vascular Strand 6. Pith. Dicot Root: Part # 1. Epiblema or Piliferous Layer (Rhizodermis): It is the outermost layer of the root. It is made of compactly arranged thin-walled flattened and slightly elongated parenchymatous [...]
The following points highlight the two types of secondary tissues in dicot root of Plants. The types are: 1. Secondary Vascular Tissues 2. Secondary Ground Tissues or Periderm. Type # 1. Secondary Vascular Tissues: Stage I: Conjunctive parenchyma cells lying on the inner edges of the primary phloem bundles become meristematic. They give rise to small quantity of secondary xylem [...]
The upcoming discussion will update you about the differences between Tracheid and Fibre. Difference # Tracheid: 1. It is a tracheary element. 2. Tracheid is found only inside xylem. 3. It is 1-6 mm in length. 4. Cell wall is comparatively less thickened. 5. The lumen is wide. 6. Thickening can be annular, spiral, reticulate, scalariform and pitted. 7. Pits [...]