Nelumbo - The Bulletin of the Botanical Survey of India

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Pharmacognostic Studies on the Leaf of Calotropis gigantea R. Br. Ex Ait.


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1 Botanical Survey of India, Calcutta, India
 

The macroscopic and microscopic characters of the leaf of Calotropis gigantea R. Br. ex Ait. which is used in the indigenous system of medicine are described. Three layers of closely packed palisade cells, multicellular thin walled trichomes and presence of half stomata in the lower epidermis besides the rubiaceous type of stomata, absence of tannin and presence of fats and oils are the chief diagnostic characters.
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  • Pharmacognostic Studies on the Leaf of Calotropis gigantea R. Br. Ex Ait.

Abstract Views: 218  |  PDF Views: 130

Authors

Rai H. N. Chaudhuri
Botanical Survey of India, Calcutta, India

Abstract


The macroscopic and microscopic characters of the leaf of Calotropis gigantea R. Br. ex Ait. which is used in the indigenous system of medicine are described. Three layers of closely packed palisade cells, multicellular thin walled trichomes and presence of half stomata in the lower epidermis besides the rubiaceous type of stomata, absence of tannin and presence of fats and oils are the chief diagnostic characters.