@article {3053,
	title = {Mycorrhizal symbiosis in Aplectrum, Corallorhiza and Pinus},
	journal = {Pl. Physiol.},
	volume = {19},
	year = {1944},
	month = {1944///},
	pages = {440 - 465},
	author = {MacDougal, D. T. and Dufrenoy, J.}
}
@article {3058,
	title = {Growth of Corallorhiza maculata},
	journal = {Science n.s.},
	volume = {100},
	year = {1944},
	month = {1944///},
	pages = {525 - 526},
	author = {MacDougal, D. T. and Reed, H. S.}
}
@article {3021,
	title = {The roots and mycorhizas of some of the Monotropaceae},
	journal = {Bull. New York Bot. Gard.},
	volume = {1},
	year = {1900},
	month = {1900///},
	pages = {419 - 429},
	author = {MacDougal, D. T. and Lloyd, F. E.}
}
@article {3009,
	title = {Symbiotic saprophytism},
	journal = {Ann. Bot.},
	volume = {13},
	year = {1899},
	month = {1899///},
	pages = {1 - 48},
	author = {MacDougal, D. T.}
}
