In this article we will discuss about the classification of nemalionales. Family Batrachospermaceae: This family includes algae whose plant body is of soft, thick, gelatinous branched thallus differentiated into structures resembling nodes and internodes. Branches arise in whorls from the nodes. Asexual reproduction is by monospores and sexual reproduction oogamous by the development of carpogonia and spermatangia. Zygotic nucleus, divides [...]
In this article we will discuss about the classification of erythro trichiaceae. Family Erythro Trichiaceae: Algae belonging to this family possess filamentous branched, un-branched to thalloid plant body. Reproduction is by the development of large and small spores produced by the division of vegetative cells of the plant body. Genus Compsopogon of Erythro Trichiaceae: Compsopogon is chiefly confined in the [...]
In this article we will discuss about:- 1. Occurrence of Polysiphonia 2. Cell Structure of Polysiphonia 3. Growth 4. Life Cycle. Occurrence of Polysiphonia: Polysiphonia is a large genus with about 200 species. The genus is represented in India by about 16 species found is southern and western coasts of India. Some common Indian species are P. ferulacea, P. urceolata [...]