Lobelia tupa (Tupa, Tabaco del diablo) is a species of Lobelia native to central Chile from Valparaíso south to Los Lagos regions. It is an evergreen perennial plant growing to 4 m tall. The foliage grey-green, with elliptical leaves 10–15 cm long. The flowers are red, tubular and 2-lipped and are produced in a sympodium pattern. It thrives in dry soils.