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ARTICLE
Year : 2006  |  Volume : 25  |  Issue : 3  |  Page : 19-22

Pharmacognostical studies of on Cnicus wallichi DC leaf


1 Director, Department of TIFAC Core for Herbal Drugs JSS College of Pharmacy, Rocklands, Ooty 643 001, India
2 Principal, JSS College of Pharmacy, Rocklands, Ooty 643 001, India

Correspondence Address:
M J Nanjan
Director, Department of TIFAC Core for Herbal Drugs JSS College of Pharmacy, Rocklands, Ooty 643 001
India
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Source of Support: None, Conflict of Interest: None


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Cnicus wallichi DC  belonging to the family Asteraceae, was studied to fix the parameters for pharmacognostical standards in order to ensure the use of only genuine and uniform materials of such herbal remedies, work on standardization assumes vital significance. Pharmacognostical study has therefore, been carried out, covering detailed morphological and anatomical characters, features of the powdered drug including leaf constants like Vein islet number, Vein termination number, Stomatal number, Stomatal index, Palisade ratio, Powder microscopy of the leaf and stem. Physical constants like ash values and extractive values.


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