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Seymour, T. (2013). Foraging New England. Falcon Guides. 2nd Edition. Morris Book Publihing, LLC. [Accessed 05 November 2014, Google Books] Laux, M. (2005). Amaranth. Agricutural Marketing Resource Center. [Accessed 05 November 2014, link removed November 1st as no longer live]. Free to access