URL: https://www.museum.state.il.usRiverWeb/landings/Ambot/prehistory/archives/images/economy/pages/ptecon20clr2.jpg.html

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Chenopodium on a bank of the Mississippi River.

"Smith, B. D. 1992. Rivers of Change. Smithsonian Institution Press, Washington." "Fig. 7.6, p.172"

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