The availability of molecular tools will prompt and yield a large number of new and highly interesting results in the near
future. Acknowledgements I am very grateful to Prof. Dr. K. Hyde (Mae Fah Luang University, Thailand) for initiating this review and for his suggestions to improve the manuscript. Prof. Dr. J.Y. Zhuang and Prof. Dr. L. Guo (Institute this website of Microbiology, Chinese Academy of Sciences, China) are acknowledged for the identification of my collections of rusts and smuts respectively. Prof. Dr. M. Piepenbring (J. W. Goethe-Universität Frankfurt, Frankfurt/Main, Germany) is acknowledged for providing an image of Entorrhiza casparyana. This study was supported by the Joint Funds of the National Natural Science Foundation of China and Yunnan Provincial Government (No. U0836604), the National Basic Research Program of China
(No. 2009CB522300), and the Hundred Talents Program of the Chinese Academy of Sciences. Open Access This article is distributed under the terms SC79 solubility dmso of the Creative Commons Attribution Noncommercial License which permits any noncommercial use, distribution, and reproduction in any medium, provided the original author(s) and source are credited. References Aanen DK, Eggleton P, Rouland-Lefèvre C et al (2002) The evolution of fungus-growing termites and their mutualistic fungal symbionts. Proc Natl Acad Sci USA 99:14887–14892PubMed Agnarsson I, Kuntner M (2007) Taxonomy in a changing PDK4 world: seeking solutions for a science in crisis. Syst Biol 56:531–539PubMed
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