@article {117,
	title = {Chromosome Numbers in Compositae},
	journal = {Bulletin of the Torrey Botanical Club},
	volume = {97},
	year = {1970},
	month = {05/1970},
	pages = {168-171},
	author = {Samuel B. Jones, Jr.}
}
@article {322,
	title = {Chromosome Numbers in Southeastern United States Compositae},
	journal = {Bulletin of the Torrey Botanical Club},
	volume = {95},
	year = {1968},
	month = {07/1968},
	pages = {393-395},
	author = {Samuel B. Jones, Jr.}
}
@article {178,
	title = {Natural Hybridization in the Genus Cirsium-I. C. discolor (Muhl Ex. Willd) Spreng X C. muticum Michx},
	journal = {Bulletin of the Torrey Botanical Club},
	volume = {78},
	year = {1951},
	month = {05/1951},
	pages = {233-253},
	chapter = {233},
	author = {Gerald B. Ownbey}
}
@article {323,
	title = {Vernonieae (Compositae) Chromosome Numbers},
	journal = {Bulletin of the Torrey Botanical Club},
	volume = {101},
	year = {1974},
	month = {01/1974},
	pages = {31-34},
	author = {Samuel B. Jones, Jr.}
}
