@inbook {650,
	title = {The taxonomic significance of pollen morphology in the Southern African Boraginaceae},
	booktitle = {African plants: Biodiversity, taxonomy and uses},
	year = {1999},
	pages = {319{\textendash}328},
	publisher = {Royal Botanic Gardens},
	organization = {Royal Botanic Gardens},
	address = {Kew},
	author = {Retief, E. and van Wyk, A. E.},
	editor = {Timberlake, J. and Kativu, S.}
}
@article {1998,
	title = {Phylogenetic analysis and relationships in Hydrophyllaceae based on ndhF sequence data},
	journal = {Systematic Botany},
	volume = {23},
	number = {3},
	year = {1999},
	pages = {253-268},
	publisher = {American Society of Plant Taxonomists},
	url = {http://www.jstor.org/stable/2419504},
	author = {Ferguson, Diane M.}
}
@article {517,
	title = {New Boraginaceae from tropical America 1: New species of Bourreria and Tournefortia from Costa Rica and a note on the publication of Cordia collococca},
	journal = {Novon},
	volume = {9},
	year = {1999},
	month = {1999///},
	pages = {230 - 235},
	abstract = {Bourreria rinconensis and Tournefortia isabellina are described as new   from Costa Rica. Keys are provided to the Costs Rican species of   Bourreria and the Central American species of Tournefortia sect.   Cyphocema.},
	isbn = {1055-3177},
	url = {http://www.jstor.org/stable/3391804},
	author = {Miller, J. S.}
}
@article {512,
	title = {Heliotropium aequoreum, a new name for Heliotropium applanatum Craven, nom. illeg. (Boraginaceae)},
	journal = {Australian Systematic Botany},
	volume = {12},
	year = {1999},
	month = {1999///},
	pages = {929 - 929},
	author = {Craven, L. A.}
}
@inbook {432,
	title = {Boraginaceae},
	booktitle = {Flora Patag{\'o}nica, Parte VI},
	year = {1999},
	month = {1999///},
	pages = {116 - 145},
	publisher = {Colecci{\'o}n Cient{\'\i}fica del INTA},
	organization = {Colecci{\'o}n Cient{\'\i}fica del INTA},
	address = {Buenos Aires},
	author = {Correa,M.N.},
	editor = {Correa,M.N.}
}
