@article {4749,
	title = {A Taxonomic Study of the Magnoliaceae in the Southeast},
	year = {1969},
	month = {August 15},
	institution = {NSF},
	keywords = {Biology -- Classification and description, Botany, Flora},
	author = {Foster, Florence Ann and Hardin, James W}
}
@article {3322,
	title = {Variations in Aconitum of  Eastern United States},
	journal = {Brittonia},
	volume = {16},
	year = {1964},
	note = {Illustrations, Maps},
	month = {January},
	pages = {80-94},
	keywords = {Ecosystem, Flora -- Classification and description, Flowering plants},
	author = {Hardin, James W}
}
