The following points highlight the two main types of seed. The types are: 1. Dicotyledonous Seeds 2. Monocotyledonous Seeds. Type # 1. Dicotyledonous Seeds: i. Gram Seed: The gram seed is more or less rounded at one end and pointed at the other. It is covered by a brown seed coat called testa; the inner whitish coat is the tegmen. [...]
The following points highlight the three main parts of a leaf. The parts are: 1. The Leaf-Base 2. The Petiole 3. The Lamina. Part # 1. The Leaf-Base: It is by no means a conspicuous part of the leaf. Some leaves like those of the pea, sensitive plant, mango have swollen leaf-bases. Such a leaf- base is called pulvinus (Fig. [...]
In this article we will discuss about the classification of fruits:- 1. Simple Fruits 2. Aggregate Fruits 3. Multiple Fruits. Group # 1. Simple Fruits: Simple fruits may be dry or fleshy, according to the nature of the pericarp. Some dry fruits burst automatically to liberate the seeds. They are called dehiscent; others which do not dehisce are indehiscent fruits. [...]