@article {656,
	title = {The Digitial Nature Archive of Singapore },
	year = {2009},
	url = {http://137.132.71.21/dna/organisms/details/417},
	author = {Raffles Museum of Biodiversity Research}
}
@article {636,
	title = {Evolution of Leaf Form in Marsileaceous Ferns: Evidence for Heterochrony},
	journal = {Evolution},
	volume = {63},
	year = {2009},
	month = {10/2008},
	chapter = {498-513},
	author = {K.M. Pryer and D.J. Hearn}
}
@article {505,
	title = {ABRS - Flora of Australia Online},
	year = {2009},
	author = {Department of the Environment}
}
@article {484,
	title = {Relationships of lycopodium and lycopodiella based on combined plastid rbcL gene and trnL intron sequence data},
	journal = {Systematic Botany},
	volume = {25},
	year = {2009},
	pages = {496-510},
	type = {Review},
	chapter = {496},
	author = {Wikstrom, N. and Kenrick, P.}
}
@article {483,
	title = {The gametophyte of Lycopodiella prostrata},
	journal = {American Fern Journal},
	volume = {97},
	year = {2009},
	pages = {230-233},
	type = {Review},
	chapter = {230},
	author = {Whittier, P. and Carter, R.}
}
@booklet {328,
	title = {Medicinal Plants of Bangladesh- Drynaria Querifolia},
	year = {2009},
	url = {http://www.mpbd.info/plants/drynaria-quercifolia.php},
	author = {Yusuf}
}
@article {264,
	title = {Marsilea crenata },
	year = {2009},
	url = {http://species.wikimedia.org/wiki/File:Marsilea_crenataRHu2.JPG},
	author = {Meneerke bloem}
}
@article {250,
	title = {Global chloroplast phylogeny and biogeography of bracken (Pteridium; Dennstaedtiaceae)},
	journal = {American Journal of BotanyAmerican Journal of Botany},
	volume = {96},
	number = {5},
	year = {2009},
	pages = {1041-1049},
	isbn = {0002-9122},
	author = {Der, Joshua P and Thomson, John A and Stratford, Jeran K and Wolf, Paul G}
}
@article {236,
	title = {Native Plants Hawaii},
	year = {2009},
	author = {University of Hawaii}
}
@article {199,
	title = {References },
	year = {2009}
}
@booklet {145,
	title = {Polypodiales link 1833: Polypods.},
	year = {2009},
	pages = {Condensed phylogenetic tree at family level showing Dennstaedtiaceae.},
	edition = {May 28 2009},
	author = {Tree of Life Web Project},
	editor = {Compact phylogenetic tree at genus level}
}
@booklet {139,
	title = {Brake Fern},
	year = {2009},
	publisher = {NZ Plant Conservation Network},
	author = {Smith-Dodsworth, J},
	editor = {Brake Fern by Smith-Dodsworth, J. published on nzpcn.org.nz}
}
