Accepted By:
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Barkworth, M.E., K.M. Capels, S. Long & M.B. Piep. 2003. Magnoliophyta: Commelinidae (in part): Poaceae, part 2. 25: i–xxv, 1–783. In Fl. N. Amer.. Oxford University Press, New York.
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Costea, M. & F. J. Tardif. 2002. Taxonomy of the most common weedy European Echinochloa species (Poaceae: Panicoideae) with special emphasis on characters of the lemma and caryopsis. Sida 20(2): 525–548.
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