In this article we will discuss about the internal structure of monocot stem with reference to a typical monocotyledon, the maize stem, and carina scape. 1. Maize Stems (Figs. 150 & 151): I. Epidermis: It is as usual single-layered with cuticularised outer walls. II. Ground Tissues: Next to epidermis there are two or three layers of sclerenchyma forming the hypodermis. [...]
The upcoming discussion will update you about the morphological difference between the stem and the root. Difference # The Stem: 1. It develops from the plumule of the embryo. 2. It is the ascending axis of the plant. 3. The stem is usually green in colour and grows towards light. 4. It has distinct nodes and internodes and bears similar [...]
The following points highlight the three main types of modifications of stems. The types are: 1. Sub Aerial Modifications 2. Underground Modifications 3. Aerial Modifications or Metamorphosed Stems. Type # 1. Sub Aerial Modifications: Slender branches develop from the axils of the leaves of some plants which usually run horizontally on the surface of the soil. Most of them are [...]