In many cultivated ornamental flowers, number of petal whorls is higher than the one in wild type. Extra petals are generally modified
Sepals
Petals
Stamens
Pistils
Cinchona officinalis belongs to family
The fruit in Datura is
Opening of flowers in the cymose inflorescence is
Swollen spongy petiole is present in
Opening of flowers in the cymose inflorescence is