Yellow- and orange-hued Cosmos flowers make effective dye plants. Cosmos sulphureus is native to Mexico and parts of Central America, it also grows abundantly in eastern South Africa. We are working on compiling a brief history of how and why this plant traveled so much. Some varieties are now considered invasive in the Southern United States.
Check back at a later date for more research on this plant.
The specimen pictured was collected in 2012 for the herbarium at the University of South Florida.