@article {5353,
	title = {Phylogenetic position of Oxygyne shinzatoi (Burmanniaceae) inferred from 18S rDNA sequences},
	journal = {J. Plant Res.},
	volume = {121},
	year = {2008},
	month = {2008},
	pages = {27 - 32},
	author = {Yokoyama, J. and Koizumi, Y. and Yokota, M. and Tsukaya, H.}
}
@article {4825,
	title = {Taxonomic status of Monotropastum humile, with special reference to M. humile var. glaberrimum (Ericaceae, Monotropoideae)},
	journal = {J. Plant Res.},
	volume = {121},
	year = {2008},
	month = {2008///},
	pages = {271 - 278},
	author = {Tsukaya, H. and Yokoyama, J. and Imaichi, R. and Ohba, H.}
}
@article {4284,
	title = {Oxygyne yamashitae, a new species of Thismiaceae from Yaku Island, Japan},
	journal = {Acta Phytotax. Geobot.},
	volume = {59(2)},
	year = {2008},
	month = {2008///},
	pages = {97 - 104},
	author = {Yahara, T. and Tsukaya, H.}
}
