Indian Tobacco is a species of flowering plant in the Campanulaceae family, native to North America. It is also known as Lobelia, which is a seven-letter word that can be used to solve the crossword puzzle. Indian Tobacco is an annual or perennial herb that grows up to two feet tall and produces small, white flowers. It has been used for centuries by Native Americans for medicinal purposes, such as treating respiratory ailments and headaches. It is also smoked for its calming effects.