The following points highlight the two families under which zygamatales has been classified. The families are: 1. Zygnemataceae 2. Desmidiaceae. Family # 1. Zygnemataceae: This family includes fresh-water multicellular filamentous forms of algae. Genus Spirogyra of Zygnemataceae: It is one of the common green algae occurring chiefly in ponds, pools, ditches, and similar other places. It prefers still, rather than [...]
The following points highlight the four families under which chaetophorales has been classified. The families are: 1. Chaetophoraceae 2. Coleochaetaceae 3. Trentepohliaceae 4. Pleurococcaceae. Family # 1. Chaetophoraceae: Chaetophoralean algae are heterotrichous in habit frequently bearing terminal or lateral hair-like projections. In their heterotrichy both the erect and prostrate portions of the plant may be well developed (e.g., Stigeoclonium) or [...]
In this article we will discuss about the life cycle of ectocarpus, explained with the help of suitable diagrams. Family Ectocarpaceae of Phaeophyta: Plants are filiform and more or less branched, or sub-simple from a creeping, penetrating, or disciform base; generally uniseriate but occasionally some segments in the lower part with one or two longitudinal septa; reproductive organs lateral, replacing [...]