@book{7537,
	author = {Hitchcock, A. S.},
	title = {Types of American grasses:},
	publisher = {Govt. print. off.,},
	year = {1908.},
	series = {Smithsonian institution.  United States national museum.  Contributions from the United States national herbarium.},
	address = {Washington,},
	note = {"Bulletin of the United States national museum.  Issued June 18, 1908."}
}