@article {5693,
	title = {Yoania amagiensis Nakai \& F. Maekawa, a new species of Yoania},
	journal = {Acta Phytotax. Geobot.},
	volume = {7(8)},
	year = {1931},
	month = {1931},
	pages = {319 - 322},
	author = {Nakai, T. and Maekawa, F.}
}
@article {5674,
	title = {Tabula LXVIII Stereosandra liukiuensis Tuyama},
	journal = {Iconographia Plantarum Asiae Orientalis},
	volume = {2},
	year = {1938},
	month = {1938},
	publisher = {Shunyodo Shoten},
	address = {Tokyo},
	author = {Tuyama,T.},
	editor = {Nakai, T.}
}
@article {5615,
	title = {Botanical Magazine, Tokyo},
	journal = {Botanical Magazine. Shokubutsu-gaku zasshi},
	volume = {45},
	year = {1931},
	month = {1931},
	author = {Nakai, T.}
}
@inbook {4806,
	title = {Tabula LXXXVII. Gymnosiphon okamotoi Tuyama},
	booktitle = {Iconographia Plantarum Asiae Orientalis},
	volume = {3},
	year = {1940},
	month = {1940///},
	pages = {237 - 239},
	publisher = {Shunyodo Shoten},
	organization = {Shunyodo Shoten},
	address = {Tokyo},
	author = {Tuyama, T.},
	editor = {Nakai, T.}
}
@article {4042,
	title = {Notulae ad plantas Asiae orientalis},
	journal = {J. Jap. Bot.},
	volume = {17(4)},
	year = {1941},
	month = {1941///},
	pages = {189 - 210},
	author = {Nakai, T.}
}
@inbook {3939,
	title = {Tabula XI. Parexuris tosaensis Nakai et F. Maekawa (Triuridaceae)},
	booktitle = {Iconographia Plantarum Asiae Orientalis},
	year = {1936},
	month = {1936///},
	publisher = {Shunyodo Shoten},
	organization = {Shunyodo Shoten},
	address = {Tokyo},
	author = {Nakai, T. and Maekawa, F.},
	editor = {Nakai, T.}
}
