@article {3501,
	title = {Two new plants in Texas},
	journal = {Wrightia},
	volume = {3 (8)},
	year = {1966},
	month = {1966///},
	pages = {188 - 191},
	author = {Correll, D. S.}
}
@article {2779,
	title = {Symbiotic relationships of Monotropa},
	journal = {Amer. J. Bot.},
	volume = {53},
	year = {1966},
	month = {1966///},
	pages = {627},
	author = {Furman, T. E.}
}
@book {2731,
	title = {Gentianaceae},
	series = {Chemotaxonomie der Pflanzen},
	volume = {4},
	year = {1966},
	month = {1966///},
	pages = {176 - 192},
	publisher = {Birkh{\"a}user},
	organization = {Birkh{\"a}user},
	address = {Basel, Stuttgart},
	author = {Hegnauer, R.}
}
