@article {1021,
	title = {Pollination and herbivore ecology of an African Dalechampia (Euphorbiaceae): comparisons with new world species},
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	volume = {19},
	year = {1987},
	month = {1987///},
	pages = {64 - 73},
	author = {Armbruster,W.S. and Mziray,W.R.}
}
@article {1022,
	title = {Exaptations link evolution of plant-herbivore and plant-pollinator interactions: a phylogenetic inquiry},
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	volume = {78},
	year = {1997},
	month = {1997///},
	pages = {1661 - 1672},
	author = {Armbruster,W.S.}
}
@booklet {1023,
	title = {Switch from specialized to generalized pollination},
	howpublished = {Nature},
	volume = {394},
	year = {1998},
	month = {1998///},
	pages = {632},
	author = {Armbruster,W.S. and Baldwin,B.G.}
}
