@book{186152,
	author = {Mohlenbrock, Robert H., and Voigt, John W. and ebrary, Inc.},
	title = {A flora of southern Illinois},
	publisher = {Southern Illinois University Press,},
	year = {1974, c1959.},
	series = {Arcturus books ;},
	address = {Carbondale :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10582726}
}