@inbook {2750,
	title = {Gentianaceae: Voyria},
	booktitle = {Flora Brasiliensis},
	volume = {6},
	year = {1865},
	month = {1865///},
	pages = {219 - 226},
	publisher = {Frid. Fleischer},
	organization = {Frid. Fleischer},
	address = {Leipzig},
	author = {Progel, A.},
	editor = {Martius, C. F. P. von}
}
@inbook {2729,
	title = {Voyria},
	booktitle = {Prodromus systematis naturalis regni vegetabilis},
	volume = {9},
	year = {1845},
	month = {1845///},
	pages = {83 - 86},
	author = {Grisebach, A. H. R.},
	editor = {Candolle, A. P. de}
}
@inbook {2720,
	title = {Seed structure in Voyria primuloides Baker (Gentianaceae): Taxonomic and ecological implications},
	booktitle = {Some Aspects and Actual Orientations in Plant Embryology},
	year = {1989},
	month = {1989///},
	pages = {261 - 270},
	publisher = {Univ. Press. Picardie},
	organization = {Univ. Press. Picardie},
	address = {Amiens},
	author = {Bouman, F. and Louis, A.},
	editor = {Par{\'e}, J. and Bugnicourt, M. and Mortier, J. and Juguet, M. and Vignon, F. and Vignon, J.}
}
