@article {4900,
	title = {Taxonomy of <i>Xylopia barbata</i> (Annonaceae) and related species from the Amazon/Orinoco Region},
	journal = {Contributions from the University of Michigan HerbariumContributions from the University of Michigan Herbarium},
	volume = {22},
	year = {1999},
	note = {206},
	pages = {21-28},
	author = {Bagstad, K. J. and Johnson, D. M.}
}
