@article {542,
	title = {Rhodora. Journal of the New England Botanical Club.},
	volume = {37},
	year = {1935},
	author = {Fernald}
}
@article {317,
	title = {Notas del Museo de La Plata. Botanica. [Instituto del Museo de la Universidad Nacional de La Plata]. Buenos Aires},
	volume = {1(3)},
	year = {1935},
	author = {Cabrera}
}
