Nicotiana quadrivalvis
 Nicotiana quadrivalvis is a species of wild tobacco known by the common name Indian tobacco. It is native to the western United States where it grows in many types of habitat. It is a bushy sprawling annual herb growing up to two meters in maximum height. The lower leaf blades are up to 15 centimeters long and are borne on short petioles the upper smaller and sessile on the stem.