|"What's driving the global chili pepper craze? Peppers: Vegetable and Spice Capsicums||"Multiple lines of evidence for the origin of domesticated chili pepper, Capsicum annuum, in Mexico"|
|New Mexico State University — College of Agriculture and Home Economics 2005||EurekaAlert, American Association for the Advancement of Science|
Fruit varies substantially in shape, pericarp thickness, color and pungency.
|John McQuaid 20 February 2015||"Capsicums: Innovative uses of an ancient crop"|
|Proceedings of the National Academy of Sciences of the United States of America||Fattori, Victor; Hohmann, Miriam S|
Simon Robinson 14 June 2007.15