@article {4550,
	title = {On the fern Genus Pyrrosia Mirbel (Polypodiaceae) },
	journal = {The Journal of Japanese Botany},
	volume = {72},
	year = {1997},
	author = {Kung Hsia Shing et Kunio Iwatsuki}
}
@article {4549,
	title = {Miscellaneous notes on the East-Asiatic pteridophytes with special reference to the Japanese species},
	journal = {The Journal of Japanese Botany},
	volume = {14},
	year = {1938},
	author = {Motozi Tagawa}
}
@article {2400,
	title = {Miscellaneous Notes on the East-Asiatic Pteridophy},
	journal = {The Journal of Japanese Botany},
	volume = {14},
	year = {1938},
	author = {Motozi Tagawa}
}
