Will Watson / Quinoa (Chenopodium quinoa) growing in a game bird cover crop, Herefordshire Plateau, England, September.

Matthew Maran / Dried quinoa on white background.

Rhonda Klevansky / Quinoa (Chenopodium) plant growing in Bolivian altiplano, Bolivia. February 2009.

Daniel Heuclin / Quechua woman harvesting quinoa, (Chenopodium quinoa) Bolivia, South America 2008

Doug Wechsler / Quinoa (Chenopodium quinoa) seeds, a species of goosefoot originally cultivated in the Andes used much like grain, USA

Karen Bass / Women working on Quinoa harvest, Colca valley, Peru

Pete Oxford / Quinoa harvest (Andean grain) near Cusco, Andes, Peru, South America

Sebastian Kennerknecht / Quinoa (Chenopodium quinoa) seed heads, Andes, western Bolivia

Philippe Clement / Quinoa (Chenopodium quinoa) showing red pistillate flowers growing in field in summer, France. August.

John Shaw / Quinoa field (Chenopodium quinoa), Bolivia. March.