@article {1765,
	title = {Grasses of different C4 subtypes reveal leaf traits related to drought tolerance in their natural habitats: Changes in structure, water potential, and amino acid content},
	journal = {American Journal of Botany},
	volume = {96},
	number = {7},
	year = {2009},
	pages = {1222-1235},
	keywords = {Grasses, KEYS},
	author = {Carmo-Silva, A.F. and Powers, S.J. and Keys, A.J. and Ascensao,L. and Parry, M.A.J. and Arrabaca, M.C.}
}
