@article {247,
	title = {Successful Culture of the Rare Annual Hemiparasite Tomanthera auriculata (Michx.) Raf. (Scrophulariaceae)},
	journal = {Castanea},
	volume = {55},
	year = {1990},
	month = {12/1990},
	pages = {266-271},
	chapter = {266},
	author = {Maureen Cunningham and Patricia D. Parr}
}
@article {281,
	title = {Ambrosanolides and other constituents of two rudbeckia species.},
	journal = {Planta Med.},
	volume = {56},
	year = {1990},
	month = {06/1990},
	pages = {295-297},
	author = {A. B. Gutierrez and W. Herz}
}
@article {263,
	title = {Interspecific somatic hybrids ofRudbeckia hirta andR. Laciniata (Compositae)},
	journal = {Plant Cell Reports},
	volume = {8},
	year = {1990},
	month = {01/1990},
	pages = {517-520},
	author = {J.S. Al-Atabee and B.J. Mulligan and J.B. Power}
}
@article {327,
	title = {Chemistry of New Industrial Oilseed Crops},
	year = {1990},
	author = {Robert Kleiman}
}
@article {610,
	title = {A redelimitation of Microliabum Cabrera (Asteraceae: Liabeae)},
	journal = {Systematic Botany},
	volume = {15},
	year = {1990},
	pages = {736-744},
	chapter = {736}
}
@article {687,
	title = {A redelimitation of Microliabum Cabrera (Asteraceae: Liabeae)},
	journal = {Systematic Botany},
	volume = {15},
	year = {1990},
	pages = {736-744},
	author = {H. Robinson}
}
