The following bibliography has been generated by bringing together all references provided by our content partners. There may be duplication.

References

• Antón, A. M. 1981. The genus Tragus (Gramineae). Kew Bull. 36(1): 55–61.
• 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.
• Bor, N. L. 1960. Grass. Burma, Ceylon, India & Pakistan i–xviii, 1–767. Pergamon Press, Oxford.
• Catasus Guerra, L. 1997. Las gramíneas (Poaceae) de Cuba, I. Fontqueria 46: [i–ii], 1–259.
• Davidse, G. 1994. 107. Tragus Haller. Fl. Mesoamer. 6: 298.
• Davidse, G., M. Sousa Sánchez & A. O. Chater. (eds.) 1994. Alismataceae a Cyperaceae. Fl. Mesoamer. 6: i–xvi, 1–543.
• Espejo Serna, A., A. R. López-Ferrari & J. Valdés-Reyna. 2000. Poaceae. Monocot. Mexic. Sinopsis Floríst. 10: 7–236 [and index].
• Forzza, R. C. & et al. 2010. 2010 Lista de espécies Flora do Brasil. http://floradobrasil.jbrj.gov.br/2010/.
• Hitchcock, A. S. 1909. Catalogue of the Grasses of Cuba. Contr. U.S. Natl. Herb. 12(6): 183–258, vii–xi.
• Laegaard, S. & P. M. Peterson. 2001. 214(2). Gramineae (part 2) Subfam. Chloridoideae. 68: 1–131. In G. W. Harling & B. B. Sparre (eds.) Fl. Ecuador. University of Göteborg and Swedish Museum of Natural history, Göteborg and Stockholm.
• Missouri Botanical Garden. MO Generic Names in Use
• Nasir, E. & S. I. Ali (eds). 1980-2005. Fl. Pakistan Univ. of Karachi, Karachi.
• Peterson, P. M. 2001. Tragus. In Catalogue of New World Grasses (Poaceae): II. Subfamily Chloridoideae. Contr. U.S. Natl. Herb. 41: 220–221.
• Renvoize, S. A. 1998. Gram. Bolivia i–xxx, 1–644. The Royal Botanic Gardens, Kew.
• Soreng, R. J., G. Davidse, P. M. Peterson, F. O. Zuloaga, E. J. Judziewicz, T. S. Filgueiras & O. Morrone. 2003 and onwards. On-line taxonomic novelties and updates, distributional additions and corrections, and editorial changes since the four published volumes of the Catalogue of New World Grasses (Poaceae) published in Contr. U.S. Natl. Herb. vols. 39, 41, 46, and 48. http://www.tropicos.org/Project/CNWG:. In R. J. Soreng, G. Davidse, P. M. Peterson, F. O. Zuloaga, T. S. Filgueiras, E. J. Judziewicz & O. Morrone Internet Cat. New World Grasses. Missouri Botanical Garden, St. Louis.
• USDA, NRCS. 2007. The PLANTS Database (http://plants.usda.gov). National Plant Data Center, Baton Rouge.
• Valdes, B. & H. Scholz. 2006. The Euro+Med treatment of Gramineae - a generic synopsis and some new names. Willdenowia 36(2): 657–669.
• Webster, R. D. & P. M. Peterson. 1996. Poaceae, In: Acevedo, P. (ed.). Flora of St. John, U.S. Virgin Islands. Mem. New York Bot. Gard. 78: 509–540.