Rhodophyta (Red Algae): An Overview
Algae found in the group Rhodophyta (class Rhodophyceae) are red in colour. So these are also known as red algae. The algae show red colour due to the presence of…
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Evolution of Female Gametophyte in Gymnosperms
The female gametophyte of gymnosperms is a multicellular structure serving the functions of bearing the archegonia and nourishing the developing embryo. It exhibits a progressive series of significant changes leading…
Spirogyra: Salient Features, Occurrence, Thallus Structure, Reproduction
Spirogyra is a free-floating, freshwater, filamentous green alga of the class Chlorophyceae. Salient Features of Spirogyra The salient features of Spirogyra are as follows: Occurrence of Spirogyra Thallus Structure of…
Ulothrix: Salient Features, Occurrence, Thallus Structure, Reproduction
Ulothrix is an unbranched filamentous green alga of the class Chlorophyceae. It is commonly found in freshwater ponds, pools, lakes, etc. The word Ulothrix means shaggy or curly hair (in…
Penicillium: Occurrence, Structure, Reproduction
Penicillium is a saprophytic fungus of the class Plectomycetes. It is found in all parts of the world. The name penicillium is derived from the Latin word penicillus, which means…
Anabaena: Salient Features, Occurrence, Thallus Structure, Reproduction
Anabaena is a planktonic blue-green alga of the class Cyanophyceae. According to Desikachary, 1959; Division: Cyanophyta Class: Cyanophyceae Order: Nostocales Family: Nostocaceae Genus: Anabaena Salient Features of Anabaena The salient…
Aspergillus: Occurrence, Structure, Reproduction
Aspergillus is a common saprophytic fungus of the class Plectomycetes. The name Aspergillus is adapted from the Latin name Aspergillum, which means holy water sprinkler. As the fungus has a…
Peziza: Occurrence, Structure, Reproduction
Peziza is a saprophytic fungus of the class Discomycetes. It is often coprophilous in habit, growing on dung. Peziza is commonly known as cup fungus, due to its cup-shaped fruit…
Ascobolus: Occurrence, Structure, Reproduction
Ascobolus is a coprophilous fungus (i.e., it grows on animal dung) of the class Discomycetes. The genus Ascobolus was introduced in 1791 by C.H. Persoon. Occurrence of Ascobolus Ascobolus is…
Rhizopus: Occurrence, Structure, Reproduction, Pathogenesis
Rhizopus is a saprophytic fungus of the class Zygomycetes (as it produces zygospores in the sexual reproductive phase). Its species usually occur on dead organic material. The name Rhizopus was…