TABLE 1.

Plant and abiotic predictor variables for the richness of endophytic fungal operational taxonomic units following the model-averaging procedure.

Variable	Estimate	SE	z-Value	P-value	Relative importance	Models containing variable
(Intercept)	4.01E + 00	6.25E-02	64.160	<0.001
PCoA1	−1.99E + 00	2.73E-01	7.281	<0.001	1.00	11
PCoA3	−7.70E + 00	9.87E-01	7.765	<0.001	1.00	11
PCoA8	−1.89E + 01	2.84E + 00	6.636	<0.001	1.00	11
PCoA16	−5.09E + 09	5.02E + 08	10.101	<0.001	1.00	11
PCNM1	6.61E-08	1.38E-08	4.784	<0.001	1.00	11
PCNM2	−3.31E-08	1.22E-08	2.705	0.007	0.30	3
PCNM3	8.83E-08	9.52E-09	9.236	<0.001	1.00	11
PCNM7	7.40E-08	1.64E-08	4.490	<0.001	1.00	11
PCNM10	−2.05E-07	3.80E-08	5.389	<0.001	1.00	11
MAT	−1.56E-02	4.61E-03	3.366	0.001	0.93	10
Total N	−8.08E-02	3.99E-02	2.017	0.044	0.17	2

The values shown are the model-averaged coefficients. PCoA, principal coordinates analysis of host phylogeny; PCNM, spatial principal coordinates of neighbor matrices; MAT, mean annual temperature; N, soil nitrogen.