4. Saffron

Bot.origin: The dried stigma of Crocus sativus.

F: Iridaceae.

Active constituent:

1.     Crocin (coloring matters

2.     Picrocin (glycoside)

3.     Volatile oil & wax

Key element (microscopically examination):

1.     Tinctures Pollen grains.

    Uses:

1.     Coloring agent.

2.     Stimulant and Anti-spasmodic.

Chemical test:

1.  With 80% v\v sulphuric acid, a deep blue color is developed.

2.  Yellow color in water.

Report in the lab.

Tinctures Pollen grains

Chemical test

Result	Test
	80% v\v sulphuric acid
	Water

Conclusion:………………………………………………………………………………………