Question:

The presence of volatile oil cells and schizogenous oil cavities is a diagnostic feature of

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Fennel is identified microscopically by volatile oil cells and schizogenous oil cavities.
  • Ginger
  • Clove
  • Fennel
  • Asafoetida
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The Correct Option is C

Solution and Explanation

Concept:
Diagnostic pharmacognostic features help in identifying crude drugs by their microscopic characters.

Step 1:
Fennel is an aromatic fruit drug rich in volatile oil.

Step 2:
It shows volatile oil cells and schizogenous oil cavities.

Step 3:
These structures store volatile oil responsible for aroma and medicinal activity.

Step 4:
Ginger, clove, and asafoetida have different diagnostic features. \[ \boxed{\text{Fennel}} \]
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