Anthoceros, a genus of hornworts (a group of non-vascular embryophytes) in the order Anthocerotales, is widely distributed, mainly in tropical and temperate regions of the world. It belongs to the family Anthocerotaceae. The name Anthoceros means ‘flower horn‘, which refers to…
Marchantia, a genus of thallose liverworts in the order Marchantiales, is widely distributed all over the world. It belongs to the family Marchantiaceae. Nicolas Marchant, a French botanist, named the Marchantia in memory of his father. Distribution of Marchantia Marchantia…
Riccia, a genus of thallose liverworts in the order Marchantiales, is widely distributed both in tropical and temperate regions of the world. It belongs to the family of Ricciaceae. The plant body of Riccia grows predominantly on damp soil and…
Oedogonium is a multicellular, filamentous, fresh water green alga of the class Chlorophyceae. It can be found in freshwater such as pools, tanks, ditches, etc. The young filaments of Oedogonium are found to be attached to some substrate. Salient Features…
Volvox is a free-floating freshwater planktonic green alga of the class Chlorophyceae. It is usually found in stagnant water, such as ponds, pools, etc. Volvox diverged from its unicellular predecessors approximately 200 million years ago. Salient Features of Volvox The…
Chlamydomonas is a unicellular, motile, green alga of the class Chlorophyceae. It is widely distributed and found mostly in stagnant water. Chlamydomonas is one of the most primitive eukaryotes in the plant kingdom. Salient Features of Chlamydomonas The salient features…
Marchantia is the most prominent genus in the family Marchantiaceae of the order Marchantiales. They prefer to grow in moist and shady places like wet open woodlands, banks of streams, wood rocks, or on shaded stub rocks. A few species…
Riccia is the most widely distributed genus in the family Ricciaceae of the order Marchantiales. They commonly grow in moist soil, particularly during and after rain. In Riccia, the gametophytic plant body is the dominant phase of the life cycle.…
Vaucheria is a freshwater green alga of the class Xanthophyceae. It is found nearly worldwide, especially in lakes, canals, and wetlands. The terrestrial species remain attached to the substratum by colorless rhizoids. Salient Features of Vaucheria The salient features of…
Cyanobacteria are the most primitive types of organisms (plants) with simple prokaryotic cellular structures. With the help of an electron microscope, Pankratz and Bowen (1963) studied the structure of cyanobacterial cells. The detailed cell structure of cyanobacteria is as follows: Cell…