aUnique contributions of environmental variables; the sum is total r 2 from multiple regression.
bTotal average shared effects with other variables.
cIndividual importance of environmental variables; the sum is adjusted r 2 from multiple regression.
dIndividual effect divided by total adjustedr 2 from column individual importance.
eSignificance of environmental variables. ***,P < 0.001; **, 0.001 ≤ P < 0.01; *, 0.01 ≤ P < 0.05.
Table S2 Basic characteristics of ten evergreen trees sampled in this study. The numbers are mean ± SE, n = 3. DBH, diameter at breast height (cm); SDB, sample diameter of branch (mm); SDR, sample diameter of root (mm); SLB, sample length of branch (cm); SLR, sample length of root (cm).