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E-Journal of Chemistry
Volume 7 (2010), S1, Pages S405-S413

Phytochemical and Antimicrobial Studies of Medicinal Plant Costus Speciosus (Koen.)

Aparna Saraf

Department of Botany, The Institute of Science 15, Madame Cama Road, Fort, Mumbai, India

Received 27 April 2009; Accepted 20 June 2009

Copyright © 2010 Hindawi Publishing Corporation. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.


The present paper deals with the phytochemical and antimicrobial screening of therapeutic importance from Costus speciosus (Koen.), an important medicinal plant. The study involves the preliminary screening and qualitative HPTLC separation of secondary metabolites from the rhizome of Costus speciosus (Koen.). The in vitro antibacterial activity was performed against a few pathogens viz. E. coli, Staphylococcus aureus, Klebsiella pnuemoniae and Pseudomonas aeruginosa. The generated data has provided the basis for its wide use as the therapeutic both in traditional and folk medicine.