References and Internet Resources
(Photos on species pages are by Art Meen, Fredonia Field Office, Natural Resource Conservation Service.)
Humphrey, Robert R. Arizona range grasses: their description, forage value, and management. Tucson, University of Arizona Press, 1970.
Cronquist, A, et al. Intermountain Flora: Vascular Plants of the Intermountain West, U.S.A. New York, Columbia University Press, 1977.
Sampson, A. W. Native American Forage Plants. New York, John Wiley & Sons, 1924.
Hughes, H. D. et al. Forages. Ames, Iowa State Univ Press, 1951, 1962.
Gould, Frank. W. Grasses of the Southwestern United States. Tucson, Univ of Arizona Press, 1951.
Whitson, T. D. et al. Weeds of the West, 5th ed. Newark, California, Western Society of Weed Science, 1995.
Hitchcock, A. S. Manual of the Grasses of the United States. Washington, USDA, 1935.
North American Grass Manual
Arizona Range Grasses
(Humphrey, edited by George B. Ruyle and Deborah J. Young)
U.S. Forest Service, Fire Effects Information Service
Land Use History of North America: Colorado Plateau
Digital Atlas of the Vascular Plants of Utah: Family Poaceae
Center for New Plants and Crop Products, Purdue University
Agrostology Course, Montana State University
Missouri Botanical Gardenís databases
Catalog of New World Grasses
(Enter one-word suprageneric, full binomials, trinomials, or hybrids preceded by X.)