1. Laboratory of Environmental Mycoscience, Graduate School of Agriculture, Kyoto University, Sakyo‐ku, Kyoto 606–8502, Japan;
2. Present address: Sugadaira Montane Research Center, University of Tsukuba, Sugadaira, Nagano 386–2201, Japan;
3. Osaka Museum of Natural History, 1–23 Nagaikoen, Higashisumiyoshi‐ku, Osaka 546–0034, Japan;
4. Present address: Science Education, Nara University of Education, Takabatake‐cho, Nara 630–8528, Japan