Crude drug source is restricted to plants Only
Official Drugs are those Listed in the Flora
Rhubarb should be collected in winter
Naturalized Plants are those growing in their native land
Wild plants give regular continuous supply
organized drugs are those
Exudates
From Cellular structure
not from specific organ
Pharmacopeia is
A book listing Official Drugs
a word describing the plants of a certain region
Not recognized by Government
Wild Plants Are
Unregular Distribution
trained workers
Limited area
Difficulty in transport
The Right Time to collect Rhubarb
Anthraquinons
Anthranols
Summer
Winter
Best Time To collect solanceous Leaves
Morning
Afternoon
A.C is High
A.C is Low