These are nitrogenous by products and poisonous. These are stored in different parts of the plants. Common alkaloids in plants are given below:
Alkaloids and uses:
ALKALOID |
PLANT |
PART |
USES |
Caffeine |
Coffea
arabica |
Seed |
Central
Nervous System Stimulant |
Morphine,
Cocaine |
Papaver
somniferum (Opium) |
Fruit |
Pain
Killer |
Nicotine |
Nicotiana
tabacum(Tobacco) |
Leaves
|
Insecticide,
Stimulant |
Nimbin |
Azadirachta
indica (Neem) |
Seed,
Barks, leaves |
Antiseptic
|
Pyrethroids |
Chrysanthemum
sps |
Flower |
Insecticides |
Quinine |
Cinchona
officinalis |
Bark |
Antimalarial
drug |
Reserpine |
Rauwolfia
serpentine (Snake root) |
Root |
Medicine
for snake bite, High BP |
Scopolamine |
Datura
stramonium |
Fruit,
Flower |
Sedative |