Anatomy - Study of internal structure

Phycology or Algology - Study of Algae

Agrostology - Study of grass

Anthology - Study of flowers

Agronomy - Study of crops plants.

Biochemistry - Study of organic substances, found in living organisms.

Biophysics - Study of importance in metabolic reactions of different physical theories

Bacteriology - Study of bacteria

Bryology - Study of bryophytes

Bio-metrics - Study related to different biotic  reactions and their results.

Biotechnology - Study of isolation of protoplasm and their culture

Cytology - Study of structure and functions of cell

Dendrology - Study of tree.

Dendrochronology - Study of age of trees

Embryology - Study of gametes formation, fertilization and formation of embryo

Ecology - Study of inter-relations between  living organism and their atmosphere

Evolution - Study of different development process of living organism

Economic botany - Study of plants of economic importance

Exobiology - Study of presence of possible organism on other planet

Euphenics - Study of control of heredity disease

Floriculture - Study of culture of ornamental flowers

Forestry - Study of forests

Genetics - Study of heredity and variations

Gymnology - Study of Gymnosperm

Genetic engineering - Study of manipulation of genes  for human welfare.

Histology - Study of structure of tissues .

Horticulture - Study of culture of garden plant, fruits and vegetables

Karyology - Study of nucleus

Morphology - Study of external characters of plants

Mycology - Study of fungi

Microbiology - Study of microorganisms

Molecular Biology - Study of nucleic acid (DNA and  RNA)

Oncology - Study of cancer

Physiology - Study of various organ within organisms.

Paleobotany - Study of fossil plants

Pedology - Study of soil