Withania coagulens
Atropa belladona
Solanum surattense
Hyoscyamus niger
Atropa belladonna, commonly known as Belladonna or deadly nightshade is a perennial herbaceous plant belonging to family Solanaceae. It is native to Europe, North Africa and Western Asia. It contains Tropane alkaloids which are used to check eye. They dilate the pupils of the eye and therefore, it becomes easy for the physician to check the eyes. So, the correct answer is 'Atropa belladonna'.