Pharmacognosy Lab I MU BPH_C_206_L

Pharmacognosy Lab I

No. Experiments
1. Quantitative microscopy (Estimation of Leaf constants i.e. Stomatal Index, Vein islet number and
Vein termination number, Palisade ratio)
2 Determination of alcohol soluble and water soluble extractives, Total ash value and acid insoluble
ash and water soluble ash value for any one crude drug as per IP.
3 Study of different types of starch grains, calcium oxalate crystals, Trichomes and stomata
4 Identification of Fibres based on chemical tests as covered in theory. Tests for detection of honey,
starch, tragacanth, acacia, guar gum, agar
5 Microscopical Studies of basic tissues
a) Stem: Ephedra
b) Leaves: Vasaka, Senna
c) Roots: Rauwolfia
d) Bark: Cinchona
e) Seed: Nux vomica, Linseed
f) Fruits: Fennel



  1. Trease D. & Evans W. C.: Textbook of Pharmacognosy: W. B. Saunders.
  1. Tyler V.E., Brady L.R. & Robbers J. E.: Pharmacognosy; Lea Febiger, USA.
  2. Wallis T. E.; Textbook of Pharmacognosy; CBS Publishers, Delhi.
  3. Kokate C.K., Purohit A. P. &Gokhale S. B.: Pharmacognosy; Nirali Publications, Pune.
  4. Harborne J. B.: Phytochemical Methods: A guide to modern techniques Analysis: Chapman& Hall, London.
  5. Bruneton J.: Pharmacognosy, Phytochemistry, Medicinal Plants: Intercept Limited.
  6. Vasudevan T.N. & Laddha K.S.: A Textbook of Pharmacognosy, Vrinda Publication House, Jalgaon.
    1. The Indian Pharmacopeia: The Controller of Publication; Delhi.
  7. Brain K.R. & Turner T. D.: The Practical Evaluation of Phytopharmaceuticals: Wright, Scientica, Bristol.
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