Aquatic plants are species that perpetuate their life cycle in still or flowing water, or on inundated or non-inundated hydric soils. Aquatic angiosperms inhabit oceans, lakes, rivers, end wetlands. The transition to an aquatic life has been achieved by only 2% of the approximately 350,000 angiosperm species (Cook 1990). Bangladesh …

Equisetum: The Scouring Rushes Equisetum commonly known as ‘Horsetails’ or ‘Scouring rushes’. It comprises about 25 species and is worldwide in distribution. Except This genus in vascular plants, there is no living genus in Equisetaceae family that reproduces by spores rather than seeds. Taxonomic position: Division: Sphenophyta Class: Sphenopsida Order: …

Plant breeding is defined as identifying and selecting desirable traits in plants and combining this into one individual plant. Since 1900, Mendel’s laws of genetics provided the scientific basis for plant breeding. Selection is the most ancient and basic procedure in plant breeding. Selection procedures used in plant breeding have …