Question

Trichomes with quadracellular head & sessible stalk are seen in ___.

• A. Digitalis
• B. Belladonna
• C. Hyoscyamus
• D. Vasaka

Hint:

To identify Vasaka microscopically, look for quadracellular trichomes with sessile stalks — a key diagnostic feature.

Answer 1

The Correct Option is D

Vasaka (Adhatoda vasica) is known to possess distinctive trichomes with a quadracellular head and sessile stalk. These microscopic features are used for identification in pharmacognosy and are important taxonomic characteristics of the plant.