@article {5845,
	title = {On two new genera of orchids from the East Indies},
	journal = {J. Linn. Soc., Bot.},
	volume = {28},
	year = {1891},
	month = {1891},
	pages = {340 - 343},
	author = {Ridley, H. N.}
}
@inbook {4530,
	title = {Burmannia japonica},
	booktitle = {Illustrations of the Flora of Japan: to serve as an Atlas to the Nippon Shokubutsushi},
	volume = {1(7)},
	year = {1891},
	month = {1891///},
	pages = {4, pl. 35},
	publisher = {Nippon Shokubutsushi Dzuhen},
	organization = {Nippon Shokubutsushi Dzuhen},
	address = {Tokyo},
	author = {Maximowicz, C. J.},
	editor = {Makino, T.}
}
@book {4148,
	title = {Revisio Generum Plantarum, Pars II},
	year = {1891},
	month = {1891///},
	publisher = {Felix},
	organization = {Felix},
	address = {Leipzig},
	author = {Kuntze, O.}
}
@article {3933,
	title = {Undescribed plants from Guatemala},
	journal = {Bot. Gaz.},
	volume = {16},
	year = {1891},
	month = {1891///},
	pages = {1 - 19},
	author = {Smith, J. D.}
}
@article {3479,
	title = {Petrosavia stellaris},
	journal = {Journal of the Straits Branch of the Royal Asiatic Society},
	volume = {1891},
	year = {1891},
	month = {1891///},
	pages = { - 170},
	author = {Ridley, H. N.}
}
@article {3376,
	title = {Notes on a new Tasmanian plant of the order Burmanniaceae},
	journal = {Papers and Proceedings of the Royal Society of Tasmania},
	volume = {1890},
	year = {1891},
	month = {1890///},
	pages = {232 - 235},
	author = {Mueller, F. von}
}
@article {2918,
	title = {Poulsen, V. A.: Thismia Glaziovii nov. sp. Bidrag til de brasilianske saprofyters naturhistorie},
	journal = {Beih. Bot. Centralbl.},
	volume = {1},
	year = {1891},
	month = {1891///},
	pages = {202},
	author = {Rosenvinge, L. K.}
}
