Write major difference between petiole and pulvinus

morphology
cbse

#1

Petiole:
1.It is stalk of the leaf.
2.Petiole is nearly cylin-drical.
3.It lifts the leaf blade above the stem.
Pulvinus:
1.It is base of the leaf.
2.Pulvinus is swollen.
3.It helps in sleep and other movements.