Bixa is a genus of plants in the family Bixaceae. It is native to Mexico, Central America, Caribbean, and South America, and naturalized in other places.Kew World Checklist of Selected Plant FamiliesForzza, R. C. 2010. Lista de espécies Flora do Brasil . Jardim Botânico do Rio de Janeiro, Rio de JaneiroIdárraga-Piedrahita, A., R. D. C. Ortiz, R. Callejas Posada & M. Merello. (eds.) 2011. Flora de Antioquia: Catálogo de las Plantas Vasculares 2: 9–939. Universidad de Antioquia, MedellínMolina Rosito, A. 1975. Enumeración de las plantas de Honduras. Ceiba 19(1): 1–118.
Species The genus includes the following species: Bixa arborea Huber – Brazil, Ecuador, Peru Bixa atlantica Antar & Sano – E. Brazil Bixa excelsa Gleason & Krukoff – Peru, northwestern Brazil Bixa orellana L. – type species – widespread from Mexico to Argentina; naturalized in West Indies, parts of Africa, India, Sri Lanka, the Philippines, Christmas Island, Hawaii, Society Islands Bixa platycarpa Ruiz & Pav. ex G.Don – Ecuador, Peru, northwestern Brazil Bixa urucurana Willd. – Honduras, Panama, Colombia, Venezuela, the Guianas, Ecuador, Peru, northwestern Brazil
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