Streptosolen is a genus of flowering plants with a single species, Streptosolen jamesonii, the marmalade bush. It is an evergreen shrub of the Solanaceae family that produces loose clusters of flowers gradually changing from yellow to red as they develop, resulting in an overall appearance resembling orange marmalade (thus the name), found in open woodlands of Colombia, Ecuador, and Peru. This plant has gained the Royal Horticultural Society's Award of Garden Merit.