Leaves originate from ______ and are arranged in an ______ order.
Root apical meristem, acropetal
Floral meristem, basipetal
Shoot apical meristem, acropetal
Internodes, basipetal
Leaf base may bear two lateral small leaf like structures called
Unicostate venation is called as
Petiole is winged in
Swollen lower end of leaf stalk is