Identities of the isolates obtained in this study.

(a) RR = isolation from random root samples, SR = isolation from sheathed ericoid mycorrhizae (see Materials and Methods); (b) preference was, where possible, for matches with a scientific name derived from a deposited culture or a fruit body with a deposited voucher. CCF = Culture Collection of Fungi, Faculty of Science, Charles University in Prague, Czech Republic.(a) RR：随机根样本分离物；SR：鞘状杜鹃花类菌根分离物（详见材料与方法）； (b) 若条件允许，优先选用源自保藏培养物或带有保藏凭证标本的子实体的科学名称进行匹配。CCF：捷克共和国布拉格查理大学理学院真菌培养保藏中心（Culture Collection of Fungi, Faculty of Science, Charles University in Prague, Czech Republic）。