Adonis annua, commonly known as annual Adonis or pheasant's eye, is a flowering plant belonging to the family Ranunculaceae. It is native to Europe and parts of Asia, thriving in open fields and grassy areas. The plant typically grows to a height of 30-60 cm and features bright red or yellow flowers that bloom in spring. The leaves of Adonis annua are finely divided and resemble those of ferns. This species is often cultivated for ornamental purposes due to its striking flowers. However, it is important to note that all parts of the plant are toxic if ingested, containing compounds that can be harmful to humans and animals.