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


  • AFPD. 2008. African Flowering Plants Database - Base de Donnees des Plantes a Fleurs D'Afrique.
  • 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. Fl. N. Amer. 25: i–xxv, 1–783.
  • Clayton. 1972. In: Kew Bull. 27: 151
  • Govaerts R. (ed). For a full list of reviewers see: (2015). WCSP: World Checklist of Selected Plant Families (version Sep 2014). In: Species 2000 & ITIS Catalogue of Life, 26th August 2015 (Roskov Y., Abucay L., Orrell T., Nicolson D., Kunze T., Flann C., Bailly N., Kirk P., Bourgoin T., DeWalt R.E., Decock W., De Wever A., eds). Digital resource at Species 2000: Naturalis, Leiden, the Netherlands. ISSN 2405-8858.
  • Kew Bulletin 27(1): 151. 1972. (Kew Bull.)
  • Peterson, P. M. 2001. Tragus. In Catalogue of New World Grasses (Poaceae): II. Subfamily Chloridoideae. Contr. U.S. Natl. Herb. 41: 220–221.
  • Soreng, R. J., G. Davidse, P. M. Peterson, F. O. Zuloaga, E. J. Judziewicz, T. S. Filgueiras & O. N. 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. In R. J. Soreng, G. Davidse, P. M. Peterson, F. O. Zuloaga, T. S. Filgueiras, E. J. Judziewicz & O. N. Morrone (eds.) Internet Cat. New World Grasses. Missouri Botanical Garden, St. Louis.


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