@article {93,
	title = {Index to American Botanical Literature},
	journal = {Bulletin of the Torrey Botanical ClubBulletin of the Torrey Botanical Club},
	volume = {85},
	number = {6},
	year = {1958},
	pages = {494-503},
	publisher = {Torrey Botanical Society},
	isbn = {00409618},
	author = {Schwarten, Lazella}
}
@article {94,
	title = {Field Museum of Natural History. Botanical series },
	volume = {13(4)},
	year = {1958},
	author = {McVaugh, Armonte}
}
@article {95,
	title = {The Botany of the Guyana highland - part III},
	journal = {Memoirs of the New York Botanical GardenMemoirs of the New York Botanical Garden},
	volume = {10},
	year = {1958},
	author = {Maguire, Bassett.; Wurdack, John, J.}
}
