Hesperidium of orange is a modification of
Berry
Drupe
Pome
Aggregate fruit
Reproductive roots taking part in reproduction are found in
Cuscuta, Viscum and Orobanche are similar in having
$A$ : There are two alae in Pisum sativum flower.
$R$ : Both alae are covered by largest petal.
Adventitious roots of Pistia are helpful in
Swollen spongy petiole is present in