Nelumbo - The Bulletin of the Botanical Survey of India

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Pharmacognostic Studies on the Stem Bark of Annona reticulata Linn.


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1 Botanical Survey of India, Calcutta, India
 

The microscopic and microscopic characters of the stem bark of Annona reticulata Linn. are described. Groups of lignified phloem fibres with narrow lumen which seperate the phloem parenchyma in blocks, lignified stone cells, large prismatic crystals of calcium oxalate and simple as well as compound starch grains the latter with 2 to 4 components are the chief diagnostic characters.
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  • Pharmacognostic Studies on the Stem Bark of Annona reticulata Linn.

Abstract Views: 155  |  PDF Views: 164

Authors

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

Abstract


The microscopic and microscopic characters of the stem bark of Annona reticulata Linn. are described. Groups of lignified phloem fibres with narrow lumen which seperate the phloem parenchyma in blocks, lignified stone cells, large prismatic crystals of calcium oxalate and simple as well as compound starch grains the latter with 2 to 4 components are the chief diagnostic characters.