In a plant, androecium has monadelphous stamens, monothecous reniform anthers and contorted corolla. It is
The correct option is C
In the family of Malvaceae, the filaments of the stamens are united to form a single bundle called staminal column so, the condition is called monadelphous. The anthers are monothecous wherein, there are one lobe and two pollen-chambers. The shape of the anthers in reniform, that is, they appear kidney-shape. The corolla shows twisted aestivation, also called contorted corolla. Hibiscus rosa-sinensis belongs to the family Malvaceae.