1. Altschul, S.F., Gish, W., Miller, W., Myers, E.W., and Lipman, D.J. (1990). Basic local alignment search tool. J Mol Biol 215, 403–410.
2. Bengtsson–Palme, J., Ryberg, M., Hartmann, M., Branco, S., Wang, Z., Godhe, A., et al. (2013). Improved software detection and extraction of ITS1 and ITS2 from ribosomal ITS sequences of fungi and other eukaryotes for analysis of environmental sequencing data. Methods Ecol Evol 4, 914–919.
3. Bidartondo, M.I., Burghardt, B., Gebauer, G., Bruns, T.D., and Read, D.J. (2004). Changing partners in the dark: isotopic and molecular evidence of ectomycorrhizal liaisons between forest orchids and trees. Proc R Soc London Ser B–Biol Sci 271, 1799–1806.
4. Cameron, D.D., Johnson, I., Read, D.J., and Leake, J.R. (2008). Giving and receiving: measuring the carbon cost of mycorrhizas in the green orchid, Goodyera repens. New Phytol 180, 176–184.
5. Cribb, P.J., Kell, S.P., Dixon, K.W., and Barrett, R.L. (2003). Orchid conservation: a global perspective. In Dixon KW, Kell SP, Barrett RL, Cribb PJ, eds. (Kota Kinabalu, Sabah, Natural History Publications), pp. 1–24.