Classification of Gymnosperms by Chamberlain (1934)
There are many systems for the classification of Gymnosperms in the literature. Robert Brown (1827) for the first time recognized Gymnosperms as a separate group […]
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Difference between Flower and Vegetative Shoot
Flower vs Vegetative Branch The flower is the reproductive structure formed in the plant group Angiosperms or Magnoliophyta, commonly called as the ‘Flowering Plants’. The […]
Heterospory and Seed Habit in Pteridophytes
Heterospory is the production of two or more types of spores. It is a condition of the production of more than one types (usually two) of […]
Mutation Breeding Technique in Plant Breeding
Mutation breeding is a type of plant breeding technique that involves exposing plants to radiation or chemicals in order to induce mutations in their genetic […]
Parenchyma: Structure, Classification and Functions
The tissue (a group of cells with particular function) composed of single type of cells. Three types of simple tissue system in plants, namely (1). Parenchyma, […]
Ecological Adaptations of Xerophytes (with PPT)
What are xerophytes? Ø Xerophytes (xerophytic plants) are plants growing in dry habitats (xeric conditions) where the availability of water is very less. Xeric habitat […]
Ecological Adaptations of Hydrophytes (with PPT)
What is adaptation? “Any feature of an organism which enables it to exist under conditions of its habitat is called adaptation”. Adaptations are for withstanding […]
Phloem: Structure, Components and Classification
Phloem is a complex tissue system in plants. It is the food conducting tissue of vascular plants. Together with xylem, they form the vascular tissue […]
Tyloses: Definition, Structure and Functions
What are Tyloses? Tyloses (singular – tylosis) are the balloon like outgrowth of parenchymatous cells to the lumen of tracheids or vessels of the secondary […]