$A$ plant in which the whole leaf is modified into a pitcher but is not insectivorous is:

In $Nepenthes$,the pitcher is a modification of which part of the leaf?

How many plants among China rose,Ocimum,sunflower,mustard,Alstonia,guava,Calotropis and Nerium (oleander) have opposite phyllotaxy?

$A$-Leaves originate from shoot apical meristem and are arranged in an acropetal order.
$R$-They are the most important vegetative organ for photosynthesis.

Presence of sheathing leaf base and ligule are characteristic of

$A$ compound leaf,which appears as a simple leaf due to the suppression of one or two leaflets,is found in which of the following plants?