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Published on:11th Mar, 2012
Pharmacognosy Journal, 2012; 4(28):45-48
Original Article | doi:10.5530/pj.2012.28.9

Pharmacognostic evaluation of Nelsonia canescens. (Lam) Spreng. (Acanthaceae) Root

Authors and affiliation (s):

Acharya RN, Padiya RH, Patel ED, Harisha CR, Shukla VJ, Chauhan MG

Institute for Postgraduate Teaching and Research in Ayurveda, Gujarat Ayurved University, Jamnagar, Gujarat – 361 008.


Introduction: Nelsonia canescens (Acanthaceae), commonly used in name of ‘Rasna (Bodo Rasna)’ in Orissa, its root is being recommended in cases of pain and inflammation. Ethnic people use this plant very commonly. Review of the literature did not reveal much work on this plant, but ethnomedically root is said to be good anti inflammatory properties. Hence, it was thought worth to study the root of this plant. Method: The present investigation deals with macroscopic, microscopic study of the Nelsonia canescens root including its powder characteristics following standard procedures. Results: Chief microscopical characters include parenchymatous cortical zone, inner wall of the cell get detached and embedded in different form in cell cavities, medullary rays arising from the primary bundles, uni to tri seriate and getting wider towards periphery. Conclusion: Such a study would serve as a useful gauge in standardization of the root material and ensuring quality of the formulations.

Key words: Pharmacognosy, Nelsonia canescens.(Lam) Spreng, Rasna, Anti inflammatory, Gandhamardan hill ranges, Orissa


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