@article {3248,
	title = {Phylogeny and ecology of mycotrophic achlorophyllous angiosperms},
	journal = {Quart. Rev. Biol.},
	volume = {46},
	year = {1971},
	month = {1971///},
	pages = {219 - 225},
	author = {Furman, T. E. and Trappe, J. M.}
}
@article {2946,
	title = {Mycorrhizal associations of five species of Monotropoideae in Oregon},
	journal = {Mycologia},
	volume = {77},
	year = {1985},
	month = {1985///},
	pages = {499 - 502},
	author = {Castellano, M. A. and Trappe, J. M.}
}
