@article {6290,
	title = {Materiae ad floram Pyrolacearum Sinicarum},
	journal = {Bull. Bot. Res., Harbin},
	volume = {1},
	year = {1981},
	month = {1981},
	pages = {111 - 121},
	author = {Chou, Y.-L. and Zhou, R.-C.}
}
@article {4476,
	title = {Bibliographic correction in Thismia (Burmanniaceae)},
	journal = {Blumea},
	volume = {27(2)},
	year = {1981},
	month = {1981///},
	pages = { - 481},
	author = {Stone, B. C.}
}
@article {3142,
	title = {Orchideen auf dem Weg zum Parasitismus? {\"U}ber die M{\"o}glichkeiten einer phylogenetischen Umkonstruktion der Infektionsorgane von Corallorhiza trifida Chat. (Orchidaceae) zu Kontaktorganen parasitischer Bl{\"u}tenpflanzen},
	journal = {Ber. Deutsch. Bot. Ges.},
	volume = {94},
	year = {1981},
	month = {1981///},
	pages = {275 - 286},
	author = {Weber, H. Chr.}
}
@article {3147,
	title = {Studies on the anatomy of Parasitaxus ustus and its root connections},
	journal = {Phytomorph.},
	volume = {31},
	year = {1981},
	month = {1981///},
	pages = {85 - 92},
	author = {K{\"o}pke, E. and Musselman, L. J. and de Laubenfels, D. J.}
}
@article {3065,
	title = {Interactions between a fungal endophyte and gametophyte cells in Psilotum nudum},
	journal = {Can. J. Bot.},
	volume = {59},
	year = {1981},
	month = {1981///},
	pages = {711 - 720},
	author = {Peterson, R. L. and Howarth, M. J. and Whittier, D. P.}
}
@book {3003,
	title = {Rare and endangered plants of New Zealand},
	year = {1981},
	month = {1981///},
	publisher = {Reed},
	organization = {Reed},
	address = {Wellington},
	author = {Given, D. R.}
}
@article {2845,
	title = {Distribution of Schoenolirion wrightii (Liliaceae) and Bartonia texana (Gentianaceae)},
	journal = {Sida},
	volume = {9},
	year = {1981},
	month = {1981///},
	pages = {64 - 69},
	author = {Nixon, E. S. and Ward, J. R.}
}
@article {2789,
	title = {Notes on new world saprophytes II},
	journal = {Acta Bot. Neerl.},
	volume = {30},
	year = {1981},
	month = {1981///},
	pages = {139 - 149},
	author = {Maas, P. J. M.}
}
