Botany Algae

* All Algaes are Autotrophs * The Alga are called the Thallus because of lack of Vascular Tissue * All Algaes are Eukaryotic, Except Blue Green Algae (Prokaryotic) * The Biggest Single Cell Algae -Acetabularia, Used to Cytological Study * Some Single Cell Alga - Chlamydomonas, Chlorella, Euglena * Some Single Cell Thallus Structure Algae - Ulothrix, Spirogyra, Oedogonium * Some Branched Thallus Algae - Cladophora, Pithophora, Bulbochaete * False Branching Found in Scytonema * Some Heterotrichous Thallus Alga - stigeoclonium, Fritschiella, coleochaete, Bulbochaete * Some Epiphyte Alga - Oedogonium, Cladophora, Vaucheria * Parasitic Alga - Cephaleuros, Rodochytrium, Phyllosiphon, Harviyella                            - Cephaleuros Virescens - Affected Tea Leaf                            - Cephaleuros Coffee - Affected Coffee Lea...

* Algae - Greek Word * Thallophytes are biggest division of  cryptogams * Thallophytes  - Algae, Fungi, Lichen, Virus and Bacteria * Unger was the first to use the term Thallophyte * The Study of algae is called Algalogy or Phycology * The term algae was first used by Linnaeus (1754) * Father of Algalogy - G.Klebs * Father of Modern Algalogy - M.O.P.Iyangar * Some Indian Algalogist from Tamil Nadu - V.Krishnamoorthy, M.O.P.Iyangar,   T.V.Devakachari, V.Sundralingam * Fritsch (1935) classified the whole of the algae into 11 classes on the basis  Types of Pigments,  Nature of the Reserve Food Material,  Mode of Reproduction, etc.... * Eleven classes there are,    1.Chlorophyceae,                                                  2.xanthophyceae,         ...