@article {3738,
	title = {A new species of Poa L. (Poaceae) from Baja California, Mexico},
	journal = {Madrono},
	volume = {48},
	year = {2002},
	pages = {123-127},
	keywords = {MEXICO, POA, POACEAE, species},
	author = {Soreng, R.J.}
}
@article {2907,
	title = {Integration, individuality and species concepts},
	journal = {Biology and Philosophy},
	volume = {17},
	year = {2002},
	pages = {651-660},
	keywords = {Clade, Clade, species, PHILOSOPHY, species, SPECIES CONCEPTS},
	author = {Lee, M.S.Y. and Wolsan, M.}
}
@article {1970,
	title = {Taxonomy of the most common weedy European Echinochloa species (Poaceae: Panicoideae) with special emphasis on characters of the lemma and caryopsis},
	journal = {Sida},
	volume = {20},
	number = {2},
	year = {2002},
	pages = {525-548},
	keywords = {CARYOPSIS, CHARACTERS, ECHINOCHLOA, LEMMA, PANICOIDEAE, POACEAE, species, TAXONOMY},
	author = {Costea, Mihai \& Tardif, Francois J.}
}
