@article {3925,
	title = {Caryopsis morphology and classification in the Triticeae (Pooideae: Poaceae)},
	journal = {Smithsonian Contributions to Botany},
	volume = {83},
	year = {1993},
	pages = {1-23},
	keywords = {CARYOPSIS, CLASSIFICATION, MORPHOLOGY, POACEAE, POOIDEAE, TRITICEAE},
	author = {Terrell, Edward E. and Peterson, Paul M.}
}
@article {3926,
	title = {Taxonomy of North American species of Zizania (Poaceae)},
	journal = {Sida},
	volume = {17},
	year = {1997},
	pages = {533-549},
	keywords = {POACEAE, species, TAXONOMY, ZIZANIA},
	author = {Terrell, Edward E. and Peterson, Paul M. and Reveal, James L. and Duvall, Melvin R.}
}
