Genus Circaea is a flowering plant that belongs to the family Onagraceae and contains two species. The plant is commonly known as Enchanter's nightshade, and it has various synonyms associated with it. The plant is commonly referred to as Circaea lutetiana or Circaea alpina in different parts of the world. Other synonyms for this plant include Circaeaster, Andromeda, and Staphisagria. Some of these synonyms are used to refer to different species of the plant, while others are used in different regions of the world. Regardless of the synonym used, the Genus Circaea is widely appreciated for its beautiful blooms and medicinal properties.