Leaf blade is spinous in case of
Nerium
Ziziphus
Argemone
Cannabis
Tendrils are found in.
Adnate stipules occur in
How is pinnately compound leaf different from palmately compound leaf?
Unicostate venation is called as
$A$-Leaves originate from lateral meristem and arranged in an acropetal order
$R$- They are the most important vegetative organ for photosynthesis