@book{7269,
	author = {Pammel, L. H.},
	title = {A comparative study of the vegetation of swamp, clay, and sandstone areas in western Wisconsin, southeastern Minnesota, northeastern, central, and southeastern Iowa,},
	year = {1905.},
	address = {[Davenport? Ia.]},
	note = {Reprinted from vol. x, Proceedings of the Davenport academy of sciences, Davenport, Iowa.}
}