Opium (poppy) is a plant belonging to the family
Apocynaceae
Papaveraceae
Solanaceae
Liliaceae
A beautiful whorl which encloses whole of the inflorescence is
The existence of two types of leaves in the same plant, is called
A weed belonging to family Asteraceae which has spread in all parts of India is
When the anthers mature earlier than the stigma of ones own flower, the condition is known as
Winged seeds occur in