Synonym: Nard, Indian spike nard

Biological source: It consists of dried rhizomes of Nardostachys jatamansi belonging to the family of valerianaceae.

Geographical source: Its grown from Punjab to Sikkim and in Bhutan.

Macroscopic characters:

Colour: Dark grey rhizomes are crowned with reddish brown tufted fibre

Odour: Highly agreeable aromatic

Taste: Acrid, slightly bitter

Size: 2.5 to 7.5 cm in length

Shape : Elongated and cylindrical

References:

1. Trease D. & Evans W.C.: Text Book of Pharmacognosy: W.B. Saunders.

2. Tyler V. E. Brady L. R. & Robbers J. E.: Pharmacognosy; Lea Feibger, USA.

3. Wallis T. E.; Text Book of Pharmacognosy; CBS Publishers, Delhi.

4. Kokate C. K., Purohit A. P. & Gokhale S. B.: Pharmacognosy; Nirali Publications, Pune.

5. Harbone J. B.: Phytochemical Methods: A guide to modern techniques Analysis: Chapman & Hall, London.

6. Bruneton J.: Pharmacognosy, Phytochemistry, Medicinal Plants: Intercept Limited.