Table 3. List of fungal OTU pairs that displayed segregated or aggregated patterns when the seedling samples of the two Quercus species were analyzed simultaneously (Test 2).

Pair of OTUs				C or T score	P	FDR§
IDs (Taxonomic information)†
Segregation (C score analysis)
757	(class: Leotiomycetes)	167	(genus: Cenococcum)*	0.698	0.0014	0.359
Aggregation (T score analysis)
193	(genus: Russula)*	115	(phylum: Ascomycota)	0.131	0.0000	0.003
199	(phylum: Ascomycota)	1845	(order: Helotiales)	0.101	0.0004	0.032
331	(family: Herpotrichiellaceae)	205	(genus: Lactarius)*	0.072	0.0004	0.032
375	(subkingdom: Dikarya)	203	(class: Leotiomycetes)	0.054	0.0014	0.084
115	(phylum: Ascomycota)	1135	(genus: Russula)*	0.052	0.0021	0.104
331	(family: Herpotrichiellaceae)	1089	(species: Lactarius quietus)*	0.054	0.0043	0.180

Legend: The significance of C or T scores was examined based on a randomization test for each pair of fungal OTUs (100,000 permutations).

^†For each fungal OTU, taxonomic information based on the QCauto method is shown. Asterisks indicate possibly ectomycorrhizal OTUs.

^§Adjusted P values (FDR control).