The Genus Nicotiana is a group of plants commonly referred to as tobacco plants. Nicotiana is a botanical name derived from the name of Jean Nicot, a French diplomat who introduced tobacco to France in the 16th century. The plants in this genus are characterized by their large, broad leaves and bell-shaped flowers. Some common synonyms used for Nicotiana include tobacco, cigarcillo, cebadilla, and nicotian. These terms refer to the various species of Nicotiana that are cultivated for use as tobacco plants or for ornamental purposes. No matter what they are called, the plants in this genus are recognized for their distinctive appearance and cultural significance.