Transverse Section Of Phloem

In transverse section the phloem strands are triangular to rectangular in shape up to 2 mm wide tangentially and 1 5 mm radially.

Transverse section of phloem. Draw the arrangement of vascular bundles in your specimen. In addition xylem and phloem are located away from the center of the stem and grouped together into more or less distinct vascular bundles. Lateral roots develop from a layer of cells underneath the endodermis called the pericycle.

Plant vascular system development the term phloem originates. Ph in strand vii in plate v 1. In fact these discrete plates are interconnected in longitudinal section.

Covers the hsc syllabus dot point. Some modern club mosses have plectosteles in their stems. All phloem strands are partly decayed with lacunae and some remains of tissue preserved fig.

In transverse section of a eustele the first big thing you will notice is the presence of a pith. Choose equipment or resources to perform a first hand investigation to gather first hand data to draw a transverse and longitudinal sections of phloem and xylem. It is where in the cross section of a leaf url.

In a leaf for example the phloem is usually found closer to the lower surface. The plectostele may be derived from the actinostele. The image is of a transverse section of part of a root of the monocot maize zea mays showing the stele and a lateral root.

Identify the positions of xylem and phloem tissues as seen in transverse sections of unthickened herbaceous dicotyledonous roots stems and leaves. Plectostele a protostele in which plate like regions of xylem appear in transverse section surrounded by phloem tissue. Xylem and phloem research task 3 8 2014 xylem and phloem are the conducting elements of vascular plants.