Cambridge Encyclopedia » Cambridge Encyclopedia Vol. 5



An annual or perennial herb, native to tropical and temperate regions; flowers usually small and forming dense inflorescences, perianth-segments in whorls of three or five, often brightly coloured; also known as pigweed. Some Asian species yield edible grain used as a substitute for cereal. (Genus: Amaranthus, 60 species. Family: Amaranthaceae.)

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