@book {5809,
	title = {The Genera of North American plants, Vol. 2},
	year = {1818},
	month = {1818},
	pages = {1 - 254},
	publisher = {D. Heartt},
	organization = {D. Heartt},
	address = {Philadelphia},
	author = {Nuttall, T.}
}
@book {4121,
	title = {A Manual of Botany for the Northern and Middle States},
	year = {1818},
	month = {1818///},
	publisher = {Websters and Skinners},
	organization = {Websters and Skinners},
	address = {Albany},
	author = {Eaton, A.}
}
@book {3416,
	title = {The Genera of North American plants, Vol. 1},
	year = {1818},
	month = {1818///},
	publisher = {D. Heartt},
	organization = {D. Heartt},
	address = {Philadelphia},
	author = {Nuttall, T.}
}
