T.  Yagame, Fukiharu, T., Yamato, M., Suzuki, A., and Iwase, K., ?Identification of a mycorrhizal fungus in Epipogium roseum (Orchidaceae) from morphological characteristics of basidiomata?, Mycoscience, vol. 49, pp. 147 - 151, 2008.

T.  Yagame, Yamato, M., Mii, M., Suzuki, A., and Iwase, K., ?Developmental processes of achlorophyllous orchid, Epipogium roseum: from seed germination to flowering under symbiotic cultivation with mycorrhizal fungus?, J. Plant Res., vol. 120(2), pp. 229-236, 2007.