@inbook {4238,
	title = {Systematics of New World species of Panicum (Poaceae:Paniceae)},
	booktitle = {Grass Systematics and Evolution},
	year = {1987},
	pages = {287-306},
	publisher = {Smithsoniam Institution Press},
	organization = {Smithsoniam Institution Press},
	address = {Washington DC.},
	keywords = {EVOLUTION, PANICEAE, PANICUM, POACEAE, species, SYSTEMATICS},
	author = {Zuloaga, Fernando O.},
	editor = {Soderstrom, T. R. and Hilu, K. W. and Campbell, C. S. and Barkworth, M. E.}
}
@book {3713,
	title = {Grass Systematics and Evolution},
	year = {1986},
	pages = {474},
	publisher = {Smithsonian Institution Press},
	organization = {Smithsonian Institution Press},
	keywords = {EVOLUTION, SYSTEMATICS},
	author = {Soderstrom, T. R. and Hilu, K. W. and Campbell, C. S. and Barkworth, M. E.}
}
@book {2792,
	title = {Grass Systematics and Evolution},
	year = {1987},
	pages = {310-322},
	publisher = {Smithsonian Institution},
	organization = {Smithsonian Institution},
	address = {Washington DC},
	keywords = {EVOLUTION, PHYLOGENY, SYSTEMATICS},
	author = {Kellogg, Elizabeth A. and Campbell, Christopher S.},
	editor = {Soderstrom, T. R. and Hilu, K. W. and Campbell, C. S. and Barkworth, M. E.}
}
@book {2749,
	title = {Plant Systematics: A Phlogenetic Approach},
	year = {1999},
	publisher = {Sinauer Associates},
	organization = {Sinauer Associates},
	keywords = {SYSTEMATICS},
	author = {Judd, W.S. and Campbell, C. S. and Kellogg, E.A. and Stevens, P. F. and Donoghue, M. J.}
}
@inbook {2692,
	title = {Systematics of the chloridoid grasses},
	booktitle = {Grass systematics and evolution},
	year = {1987},
	pages = {277-287},
	publisher = {Smithsonian Institution Press},
	organization = {Smithsonian Institution Press},
	address = {Washington DC.},
	keywords = {AUSKEY, CHLORIDOIDEAE, EVOLUTION, Grasses, SYSTEMATICS, TRIRAPHIS},
	author = {Jacobs, Surrey W. L.},
	editor = {Soderstrom, T. R. and Hilu, K. W. and Campbell, C. S. and Barkworth, M. E.}
}
@inbook {2452,
	title = {Variations in photosynthetic pathway},
	booktitle = {Grass Systematics and Evolution},
	year = {1987},
	pages = {65-72},
	publisher = {Smithsonian Instition Press},
	organization = {Smithsonian Instition Press},
	address = {Washington DC},
	keywords = {ANATOMY, EVOLUTION, KRANZ ANATOMY, SYSTEMATICS},
	author = {Hattersley, P. W.},
	editor = {Soderstrom, T. R. and Hilu, K. W. and Campbell, C. S. and Barkworth, M. E.}
}
@inbook {2179,
	title = {A review of comparative leaf blade anatomy in the systematics of the Poaceae: The past twenty five years},
	booktitle = {Grass Systematics and Evoution},
	year = {1987},
	pages = {4-10},
	publisher = {Smithsonian Instution Press},
	organization = {Smithsonian Instution Press},
	address = {Washington DC},
	keywords = {ANATOMY, POACEAE, Review, SYSTEMATICS},
	author = {Ellis, Roger P.},
	editor = {Soderstrom, T. R. and Hilu, K. W. and Campbell, C. S. and Barkworth, M. E.}
}
@inbook {2189,
	title = {Concepts of Taxa in the Poaceae},
	year = {1987},
	pages = {325-333},
	publisher = {Smithsonian Instution Press},
	organization = {Smithsonian Instution Press},
	address = {Washington DC},
	keywords = {CLADISTICS, CLASSIFICATION, INCOMPLETE, POACEAE},
	author = {Estes, J. R. and Tyrl, R. J.},
	editor = {Soderstrom, T. R. and Hilu, K. W. and Campbell, C. S. and Barkworth, M. E.}
}
@article {1735,
	title = {Cleistogamy in Andropogon L. (Gramineae)},
	journal = {American Journal of Botany},
	volume = {69},
	year = {1982},
	pages = {1625-1635},
	keywords = {Andropogon, ANDROPOGONEAE, CLEISTOGAMY, CLIFFORD REPRINT, GRAMINEAE},
	author = {Campbell, C. S.}
}
@article {1736,
	title = {Systematics of the Andropogon virginicus complex (Gramineae)},
	journal = {Journal of the Arnold Arboretum},
	volume = {64},
	year = {1983},
	pages = {171-254},
	keywords = {Andropogon, ANDROPOGON VIRGINICUS, GRAMINEAE, SYSTEMATICS},
	author = {Campbell, C. S.}
}
@article {1738,
	title = {Phylogenetic constructions and two new varieties in the Andropogon virginicus complex (Poaceae:Andropogoneae)},
	journal = {Systematic Botany},
	volume = {11},
	year = {1986},
	pages = {280-292},
	keywords = {Andropogon, ANDROPOGON VIRGINICUS, ANDROPOGONEAE, CLADISTICS, POACEAE},
	author = {Campbell, C. S.}
}
@inbook {1739,
	title = {Andropogon},
	booktitle = {FNA 25},
	year = {2003},
	pages = {649-664},
	keywords = {Andropogon},
	author = {Campbell, C. S.},
	editor = {Barkworth, M. E. and et al}
}
@article {1741,
	title = {Cleistogamy in grasses},
	journal = {Annual Review of Ecology and Systematics},
	volume = {14},
	year = {1983},
	pages = {411-441},
	keywords = {CLEISTOGAMY, CR REF, ECOLOGY, Grasses, Review, SYSTEMATICS},
	author = {Campbell, C. S. and Quinn, J. A. and Cheplick, G. P. and Bell, T. J.}
}
