@inbook {651,
	title = {Fern Phylogeny},
	booktitle = {Biology and Evolution of Ferns and Lycophytes},
	year = {2008},
	pages = {395-416},
	publisher = {Cambridge University Press},
	organization = {Cambridge University Press},
	chapter = {15},
	author = {Schuettpelz, Eric and Pryer, Kathleen M}
}
@book {385,
	title = {Native Ferns, Mosses and Grasses. },
	year = {2008},
	publisher = {New England Wildflower Society.},
	organization = {New England Wildflower Society.},
	address = {United States of America},
	author = {Cullina, W}
}
