Here is a list of four commonly found algae:- 1. Oscillatoria 2. Nostoc 3. Spirogyra 4. Ulothrix. 1. Oscillatoria: Oscillatoria is a very common blue-green alga growing abundantly in muddy places, ditches, drains and similar damp situations forming colonies. It belongs to a very primitive group of algae, there the cells are prokaryotes, and a blue pigment, phycocyanin, is present [...]
In this article we will discuss about:- 1. Meaning of Lichen 2. Types of Lichens 3. Reproduction 4. Economic Importance. Meaning of Lichen: Lichens (Fig. 200) constitute an extraordinary group of mostly grayish-green plants widely distributed all over the world. They grow on rocks, tree-trunks, dead wood and on ground, and can withstand extreme temperature. A lichen is a peculiar [...]
In this article we will discuss about Herbarium which was initiated by an Italian Taxonomist Luca Ghini:- 1. Meaning of Herbarium 2. Functions of Herbarium 3. Kinds 4. Important Herbaria of the World 5. Making of Herbarium. Contents: Meaning of Herbarium Functions of Herbarium Kinds of Herbaria Important Herbaria of the World Making of Herbarium 1. Meaning of Herbarium: Herbarium [...]