@article {3940,
	title = {Comparative anatomy of the spikelet callus of Eriochloa, Brachiaria and Urochloa (Poaceae:Paniceae:Setariinae)},
	journal = {American Journal of Botany},
	volume = {77},
	year = {1990},
	pages = {1463-1468},
	keywords = {ANATOMY, BRACHIARIA, ERIOCHLOA, PANICEAE, POACEAE, SPIKELET, UROCHLOA},
	author = {Thompson, Rhamona Ann James and Tyrl, R. J. and Estes, J. R.}
}
@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.}
}
@book {2190,
	title = {Grasses and Grasslands},
	year = {1982},
	publisher = {Norman},
	organization = {Norman},
	address = {Oklahoma},
	keywords = {CR REF, Grasses, GRASSLANDS},
	author = {Estes, J. R. and Tyrl, R. J. and Brunken, J. N.}
}
